Len Janson - Filmography by TV series

"Gadget and the Gadgetinis" (1 episode)

Face to Face to Face (2 September 2003) - Writer (writer)

"High Tide" (1 episode)

Open House (3 February 1997) - producer

"Sonic the Hedgehog" (26 episodes )
... aka "Sonic SatAM" - USA (informal title)

Sonic Boom (18 September 1993) - Writer (written by) , story editor , supervising producer
Sonic and Sally (25 September 1993) - story editor , supervising producer
Ultra Sonic (2 October 1993) - story editor , supervising producer
Sonic and the Secret Scrolls (9 October 1993) - story editor , supervising producer
Super Sonic (16 October 1993) - story editor , supervising producer
Sonic Racer (23 October 1993) - Writer (written by) , story editor , supervising producer
Harmonic Sonic (30 October 1993) - story editor , supervising producer
Hooked on Sonics (6 November 1993) - story editor , supervising producer
Sonic's Nightmare (13 November 1993) - story editor , supervising producer
Warp Sonic (20 November 1993) - story editor , supervising producer
Sub-Sonic (27 November 1993) - story editor , supervising producer
Sonic Past Cool (4 December 1993) - story editor , supervising producer
Heads or Tails (11 December 1993) - Writer (written by) , story editor , supervising producer
Sonic Conversion (10 September 1994) - story editor , supervising producer
Game Guy (17 September 1994) - story editor , supervising producer
No Brainer (24 September 1994) - story editor , supervising producer
Blast to the Past: Part 1 (1 October 1994) - story editor , supervising producer
Blast to the Past: Part 2 (8 October 1994) - story editor , supervising producer
Fed Up with Antoine/Ghost Busted (15 October 1994) - Writer (written by) (segment "Fed Up with Antoine") , story editor , supervising producer
Dulcy (22 October 1994) - story editor , supervising producer
The Void (29 October 1994) - story editor , supervising producer
The Odd Couple/Ro-Becca (5 November 1994) - Writer (written by) (segment "The Odd Couple") , story editor , supervising producer
Cry of the Wolf (12 November 1994) - story editor , supervising producer
Drood Henge (19 November 1994) - story editor , supervising producer
Spyhog (26 November 1994) - story editor , supervising producer
The Doomsday Project (3 December 1994) - story editor , supervising producer

"Land of the Lost" (8 episodes )

Tasha (7 September 1991) - Writer (writer) , producer
Something's Watching (14 September 1991) - Writer (writer) , producer
Jungle Girl (28 September 1991) - Writer (writer) , producer
Kevin vs. the Volcano (26 October 1991) - producer
Flight to Freedom (9 November 1991) - Writer (writer) , producer
The Thief (23 November 1991) - producer
Power Play (7 December 1991) - Writer (writer) , producer
The Sorceress (12 September 1992) - Writer (writer) , producer

"The Wizard of Oz" (7 episodes )

Crystal Clear (29 September 1990) - story editor
We're Not in Kansas Anymore (6 October 1990) - story editor
The Lion That Squeaked (13 October 1990) - story editor
A Star Is Gone (27 October 1990) - story editor
Time Town (3 November 1990) - story editor
Upside-Down Town (17 November 1990) - story editor
The Day the Music Died (24 November 1990) - story editor

"Tiny Toon Adventures" (4 episodes )
... aka "Steven Spielberg Presents... Tiny Toon Adventures" - USA (alternative title)

The Buster Bunny Bunch (20 September 1990) - Writer (written by) (segment "Squish") (as Len Jansen)
Stuff That Goes Bump in the Night (25 September 1990) - story editor
You Asked for It: Part 2 (22 October 1990) - Writer (written by) (segment "The Weird Couple") , story editor
The Wacko World of Sports (30 October 1990) - story editor

"ABC Weekend Specials" (2 episodes )

P.J. Funnybunny (4 February 1989) - Writer (writer) , executive producer
P.J.'s Unfunnybunny Christmas (31 December 1994) - Writer (writer)

"Slimer! And the Real Ghostbusters" (4 episodes )

A Mouse in the House (24 September 1988) - Writer (writer)
The Not-So-Great Outdoors (17 December 1988) - Writer (writer)
Show Dog Showdown (4 March 1989) - Writer (writer)
Out with Grout (25 March 1989) - Writer (writer)

"Adderly" (1 episode)

A Change of Mind (15 October 1986) - Writer (writer)

"The Real Ghost Busters" (65 episodes )

Ghosts R Us (13 September 1986) - Writer (written by)
Killerwatt (20 September 1986) - Writer (written by)
Mrs. Roger's Neighborhood (27 September 1986) - Writer (written by)
Janine's Genie (6 December 1986) - Writer (writer)
Baby Spookums (12 September 1987) - Writer (writer) , story editor
It's a Jungle Out There (19 September 1987) - Writer (writer) , story editor
The Bogeyman Is Back (3 October 1987) - story editor
Once Upon a Slime (10 October 1987) - Writer (writer) , story editor
The Two Faces of Slimer (17 October 1987) - story editor
Sticky Business (24 October 1987) - story editor
Halloween II 1/2 (31 October 1987) - story editor
Loathe Thy Neighbor (7 November 1987) - story editor
The Grundel (14 November 1987) - story editor
Big Trouble with Little Slimer (21 November 1987) - Writer (writer) , story editor
The Copycat (5 December 1987) - story editor
Transylvanian Homesick Blues (11 December 1987) - story editor
Camping It Up (12 December 1987) - story editor
The Joke's on Ray (10 September 1988) - Writer (writer) , story editor , supervising producer
Flip Side (17 September 1988) - story editor , supervising producer
Poultrygeist (24 September 1988) - story editor , supervising producer
Standing Room Only (8 October 1988) - story editor , supervising producer
Robo-Buster (15 October 1988) - story editor , supervising producer
Short Stuff (22 October 1988) - Writer (story) , story editor , supervising producer
Follow That Hearse (12 November 1988) - Writer (writer) , story editor , supervising producer
The Brooklyn Triangle (19 November 1988) - story editor , supervising producer
Something's Going Around (9 September 1989) - Writer (writer) , story editor , supervising producer
Three Men and an Egon (16 September 1989) - story editor , supervising producer
Elementary My Dear Winston (23 September 1989) - story editor , supervising producer
If I Were a Witch Man (30 September 1989) - story editor , supervising producer
Partners in Slime (7 October 1989) - story editor , supervising producer
Future Tense (14 October 1989) - story editor , supervising producer
Jailbusters (21 October 1989) - Writer (writer) , story editor , supervising producer
The Ghostbusters Live! From Al Capone's Tomb! (28 October 1989) - story editor , supervising producer
Venk-Man! (11 November 1989) - story editor , supervising producer
Trading Faces (18 November 1989) - Writer (writer) , story editor , supervising producer
Transcendental Tourists (18 November 1989) - Writer (writer) , story editor , supervising producer
Kitty-Cornered (25 November 1989) - story editor , supervising producer
Surely You Joust (25 November 1989) - story editor , supervising producer
Slimer's Curse (2 December 1989) - story editor , supervising producer
Til Death Do Us Part (2 December 1989) - story editor , supervising producer
It's About Time (9 December 1989) - Writer (writer) , story editor , supervising producer
The Ransom of Greenspud (9 December 1989) - story editor , supervising producer
Loose Screws (16 December 1989) - story editor , supervising producer
Revenge of the Ghostmaster (16 December 1989) - story editor , supervising producer
Slimer Streak (23 December 1989) - story editor , supervising producer
Janine, You've Changed (8 September 1990) - supervising producer
You Can't Teach an Old Demon New Tricks (15 September 1990) - supervising producer
Ghostworld (22 September 1990) - Writer (writer) , supervising producer
The Haunting of Heck House (29 September 1990) - supervising producer
Mean Green Teen Machine (6 October 1990) - supervising producer
Spacebusters (13 October 1990) - Writer (writer) , supervising producer
My Left Fang (20 October 1990) - supervising producer
Russian About (27 October 1990) - supervising producer
The Slob (3 November 1990) - supervising producer
Deja Boo (10 November 1990) - supervising producer
Afterlife in the Fast Lane (17 November 1990) - supervising producer
Guess What's Coming to Dinner (24 November 1990) - supervising producer
Stay Tooned (1 December 1990) - Writer (writer) , supervising producer
Very Beast Friends (8 December 1990) - supervising producer
Busters in Toyland (15 December 1990) - supervising producer
The Magnificent Five (22 December 1990) - supervising producer
The Treasure of Sierra Tamale (14 September 1991) - story editor , supervising producer
Not Now, Slimer! (21 September 1991) - Writer (writer) , story editor , supervising producer
Attack of the B-Movie Monsters (28 September 1991) - story editor , supervising producer
20,000 Leagues Under the Street (5 October 1991) - story editor , supervising producer

"Kissyfur" (3 episodes )

Bear Roots (22 December 1985) - Writer (as Len Jansen)
The Birds and the Bears (30 March 1986) - Writer (writer)
Home Sweat Home/Pooped Pop (13 September 1986) - Writer (segment "Home Sweat Home")

"The Biskitts" (13 episodes )

Around the Swamp in a Daze/Rogue Biskitt (17 September 1983) - Writer (story)
As the Worm Turns/Trouble in the Tunnel (24 September 1983) - Writer (story) (segment "As the Worm Turns")
Belling the Wild Cat/King Max's War (1 October 1983) - Writer (story)
Dogfoot/Up to His Old Tricks (8 October 1983) - Writer (story)
Moving Day/A Biskitt Halloween (15 October 1983) - Writer (story)
Raiders of the Lost Bark/The Princess and the Plea (22 October 1983) - Writer (story)
Spinner's Surprise/Two Leagues Under the Pond (29 October 1983) - Writer (story)
The Biskitt Who Cried Wolf/Shecky's Last Laugh (5 November 1983) - Writer (story)
The Golden Biskitt/The Bone in the Stone (12 November 1983) - Writer (story)
The Trojan Biskitt/Snatched from Scratch (19 November 1983) - Writer (story)
The Moonpond/Fly Me to the Goon (26 November 1983) - Writer (story)
The Swamp Monster/May the Best Biskitt Win (3 December 1983) - Writer (story)
Turnaround Hound/A Dark and Stormy Knight (10 December 1983) - Writer (story)

"Benji, Zax & the Alien Prince" (4 episodes )

The Prince and the Bag Lady (17 September 1983) - Writer (developer) (writer) , story editor
The Day of the Hunter (1 October 1983) - Writer (writer) , story editor
Gold Mine (8 October 1983) - Writer (writer) , story editor
Puppy Love (5 November 1983) - Writer (developer)

"Smurfs" (62 episodes )
... aka "Smurfs' Adventures" - USA (syndication title)

Jokey's Medicine/Vanity Fare (12 September 1981) - Writer (story) , story editor
The Astrosmurf (12 September 1981) - Writer (adaptation) (story) , story editor
The Magical Meanie/Sorcerer Smurf (19 September 1981) - Writer (story) , story editor
St. Smurf and the Dragon (19 September 1981) - Writer (story) , story editor
Bewitched, Bothered and Be-Smurfed (26 September 1981) - Writer (story) , story editor
King Smurf/The Smurfs and the Howlibird (26 September 1981) - Writer (story) , story editor
All That Glitters Isn't Smurf/Dreamy's Nightmare (3 October 1981) - Writer (story) , story editor
Soup a La Smurf (3 October 1981) - Writer (story) , story editor
Romeo and Smurfette (10 October 1981) - Writer (story) , story editor
The Magic Egg/Smurphony in 'C' (10 October 1981) - Writer (story) , story editor
Supersmurf/Paradise Smurfed (17 October 1981) - Writer (story) (segment "Supersmurf") , story editor
Sideshow Smurfs (17 October 1981) - Writer (story) , story editor
Sir Hefty (24 October 1981) - Writer (story) , story editor
The Baby Smurf/The Fake Smurf (24 October 1981) - Writer (story) , story editor
Haunted Smurf/The Purple Smurfs (31 October 1981) - Writer (story) , story editor
Painter and Poet (31 October 1981) - Writer (story) , story editor
The Magnifying Mixture/Foul Weather Smurf (7 November 1981) - Writer (story) , story editor
The Fountain of Smurf (7 November 1981) - Writer (story) , story editor
The Abominable Snowbeast/Gargamel, the Generous (14 November 1981) - Writer (story) , story editor
The Hundredth Smurf (14 November 1981) - Writer (story) , story editor
Now You Smurf 'Em, Now You Don't/Spelunking Smurfs (21 November 1981) - Writer (story) , story editor
The Smurfette (21 November 1981) - Writer (story) , story editor
The Smurf's Apprentice/Smurf-Colored Glasses (28 November 1981) - Writer (story) (segment "The Smurf's Apprentice") , story editor
The Clockwork Smurf (28 November 1981) - Writer (story) , story editor
Fuzzle Trouble/Smurfette's Dancing Shoes (5 December 1981) - Writer (story) , story editor
The Smurfs and the Money Tree (5 December 1981) - Writer (story) , story editor
The Adventures of Robin Smurf (18 September 1982) - story editor
The Cursed Country (18 September 1982) - story editor
The Smurf Who Couldn't Say No (18 September 1982) - story editor
Revenge of the Smurfs (25 September 1982) - story editor
S-Shivering S-Smurfs/Sister Smurf (25 September 1982) - story editor
The Black Hellebore (25 September 1982) - story editor
Heavenly Smurfs/It Came from Outer Smurf (2 October 1982) - story editor
The Sorcery of Maltrochu (2 October 1982) - story editor
The Three Smurfketeers (2 October 1982) - story editor
Gormandizing Greedy/Waste Not, Smurf Not (9 October 1982) - story editor
Squeaky/The Kaplowey Scroll (9 October 1982) - story editor
The Goblin of Boulder Wood (9 October 1982) - story editor
Johan's Army (16 October 1982) - story editor
The Lost City of Yore (16 October 1982) - story editor
The Magic Fountain (16 October 1982) - story editor
For the Love of Gargamel/The A-Maze-ing Smurfs (23 October 1982) - story editor
The Haunted Castle (23 October 1982) - story editor
The Impostor King (23 October 1982) - story editor
One Good Smurf Deserves Another (30 October 1982) - story editor
Smurfs at Sea (30 October 1982) - story editor
The Blue Plague/The Last Laugh (30 October 1982) - story editor
The Raven Wizard (6 November 1982) - story editor
The Ring of Castellac (6 November 1982) - story editor
The Sky Is Smurfing, the Sky Is Smurfing/Turncoat Smurf (6 November 1982) - story editor
Bubble, Bubble, Smurfs in Trouble/Smurf Van Winkle (13 November 1982) - story editor
The Littlest Giant (13 November 1982) - story editor
The Return of the Clockwork Smurf (13 November 1982) - story editor
Clumsy Smurfs the Future (20 November 1982) - story editor
The Enchanted Baby (20 November 1982) - story editor
The Prince and the Peewit (20 November 1982) - story editor
A Mere Truffle (27 November 1982) - story editor
Sleepwalking Smurfs/Smurf Me No Flowers (27 November 1982) - story editor
The Good, the Bad, and the Smurfy (27 November 1982) - story editor
All's Smurfy That Ends Smurfy (4 December 1982) - story editor
Papa's Wedding Day (4 December 1982) - story editor
The Stuff Dreams Are Smurfed Of/The Box of Dirty Tricks (4 December 1982) - story editor

"The Love Boat" (2 episodes )

Gopher's Bride/Workaholic/On Second Thought (24 January 1981) - Writer (writer)
Chef's Special/Kleinschmidt/New Beginnings (7 November 1981) - Writer (writer)

"The Flintstone Comedy Show" (1 episode)
... aka "Flintstone Frolics" - Europe (English title), International (English title) (rerun title)
... aka "Bedrock Cops" - USA (segment title)
... aka "Captain Caveman" - USA (segment title)
... aka "Dino and Cavemouse" - USA (segment title)
... aka "Flinstones Funnies" - USA (rerun title)
... aka "Pebbles, Dino and Bamm Bamm" - USA (segment title)
... aka "The Flintstone Family Adventures" - USA (segment title)
... aka "The Frankenstones" - USA (segment title)

RV Fever/Birthday Boy/Clownfoot/Fred Goes Ape/Flying Mouse/Ghost-sitters (20 November 1980) - Writer (story)

"Jason of Star Command" (1 episode)

Return of the Creature (2 December 1978) - Writer (written by)

"The New Adventures of Batman" (6 episodes )
... aka "The Batman/Tarzan Adventure Hour" - USA (rerun title)

Birds of a Feather Fool Around Together (1 January 1977) - Writer (writer)
Bite-Sized (1 January 1977) - Writer (writer)
Curses! Oiled Again! (1 January 1977) - Writer (writer)
Dead Ringers (1 January 1977) - Writer (writer)
The Pest (1 January 1977) - Writer (writer)
This Looks Like a Job for Bat-Mite! (1 January 1977) - Writer (writer)

"Isis" (2 episodes )

...And Now You Don't (23 October 1976) - Writer (writer)
Now You See It... (23 October 1976) - Writer (writer)

"Ark II" (3 episodes )

The Robot (2 October 1976) - Writer (writer)
Robin Hood (6 November 1976) - Writer (writer)
Don Quixote (11 December 1976) - Writer (writer)

"Tarzan, Lord of the Jungle" (24 episodes )

Tarzan and the City of Gold (11 September 1976) - Writer (writer) , associate producer
Tarzan and the Vikings (18 September 1976) - Writer (writer) , associate producer
Tarzan and the Golden Lion (25 September 1976) - Writer (writer) , associate producer
Tarzan and the Forbidden City (2 October 1976) - Writer (writer) , associate producer
Tarzan and the Graveyard of the Elephants (9 October 1976) - Writer (writer) , associate producer
Tarzan's Return to the City of Gold (16 October 1976) - Writer (writer) , associate producer
Tarzan and the Strange Visitors (23 October 1976) - Writer (writer) , associate producer
Tarzan and the Land of the Giants (30 October 1976) - Writer (writer) , associate producer
Tarzan and the Knights of Nimmr (6 November 1976) - Writer (writer) , associate producer
Tarzan's Rival (13 November 1976) - Writer (writer) , associate producer
Tarzan and the City of Sorcery (20 November 1976) - Writer (writer) , associate producer
Tarzan at the Earth's Core (27 November 1976) - Writer (writer) , associate producer
Tarzan and the Ice Creature (4 December 1976) - Writer (writer) , associate producer
Tarzan and the Olympiads (11 December 1976) - Writer (writer) , associate producer
Tarzan's Trial (18 December 1976) - Writer (writer) , associate producer
Tarzan, the Hated (18 December 1976) - Writer (writer) , associate producer
Tarzan and the Sunken City of Atlantis (10 September 1977) - Writer (writer)
Tarzan and the Bird People (17 September 1977) - Writer (writer)
Tarzan and the Colossus of Zome (24 September 1977) - Writer (writer)
Tarzan and the Beast in the Iron Mask (1 October 1977) - Writer (writer)
Tarzan and the Amazon Princess (8 October 1977) - Writer (writer)
Tarzan and the Conquistadors (15 October 1977) - Writer (writer)
Tarzan and the Space God (16 September 1978) - Writer (writer)
Tarzan and the Island of Dr. Morphos (14 October 1978) - Writer (teleplay)

"Shazam!" (16 episodes )

The Joyriders (7 September 1974) - associate producer
The Brothers (14 September 1974) - associate producer
Thou Shalt Not Kill (21 September 1974) - associate producer
The Lure of the Lost (28 September 1974) - associate producer
The Road Back (5 October 1974) - associate producer
The Athlete (12 October 1974) - associate producer
The Treasure (19 October 1974) - associate producer
The Boy Who Said 'No' (24 October 1974) - associate producer
The Doom Buggy (2 November 1974) - associate producer
The Brain (9 November 1974) - associate producer
Little Boy Lost (16 November 1974) - associate producer
The Delinquent (23 November 1974) - associate producer
The Braggart (30 November 1974) - associate producer
The Past Is Not Forever (7 December 1974) - associate producer
The Gang's All Here (14 December 1974) - associate producer
Sound of a Different Drummer (8 October 1976) - Writer (writer)

"Star Trek" (2 episodes )
... aka "Star Trek: TAS" - USA (promotional abbreviation)
... aka "Star Trek: The Animated Adventures" - USA (alternative title)
... aka "Star Trek: The Animated Series-The Animated Adventures of Gene Roddenberry's Star Trek" - USA (DVD box title)
... aka "The Animated Adventures of Gene Roddenberry's Star Trek" - USA (video box title)

Once Upon a Planet (3 November 1973) - Writer (written by)
The Practical Joker (21 September 1974) - Writer (uncredited)

"The ABC Saturday Superstar Movie" (1 episode)
... aka "The New Saturday Superstar Movie" - USA (second season title)

Daffy Duck and Porky Pig Meet the Groovie Goolies (16 December 1972) - Writer (written by) , Actor (uncredited)

"Will the Real Jerry Lewis Please Sit Down" (1 episode)

Computer Suitor (12 September 1970) - Writer (written by)

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