Chief Quimby / M.A.D Agent / Guard / M.A.D Agent #1 / M.A.D Agent #2 / M.A.D Agent #3 / Mayor / Agent Y / Announcer / Bellhop / Carnival Announcer / Chameleon / Clock Maker / Director / First Mate / Ice Cream Shop Customer #1 / Inky / Jewelry Shop Owner / Joe Noodle / M.A.D Captain / M.A.D Clown / M.A.D Conductor / M.A.D Desk Clerk / M.A.D Milkman / M.A.D Mummy / M.A.D Saboteur / M.A.D Watcher / Mail Man / Manager / Mr. Chow's Henchmen / News Reporter / Pickpocket #1 / Police Captain / Prison Guard / Psychiatrist / Race Announcer / Ricardo / Ring Master / Speaker Voice / Strong Man / Studio Guard / The Rat / Thief #2
Sir Hotbreath / Evil Knight 3 / Evil Knight #3
Baron Von Rottweiler / Additional Voices / Large Cat / ...
- The Dog Pound
... Baron Von Rottweiler / Bouvier DeFlaundra / Additional Voices (voice, uncredited)
- Meat, the Butcher
... Meat the Butcher / Baron Von Rottweiler (voice, uncredited)
- The Big Squeak
... Baron Von Rottweiler / Additional Voices (voice, uncredited)
Additional Voices (1991) (voice, as Dan Hennesey)
George Raccoon / Train Engineer Sid / Sidekick
Additional Voices / Cap'n Kidder / Bully the Crud
Sloop / Eggbert Petty
Officer Alex J. Murphy / RoboCop
- A Robot's Revenge
... Officer Alex J. Murphy / RoboCop (voice, as Dan Hennessy)
Sloop / Eggbert Petty (voice)
Genghis Rex / Plesio / Major Clifton
Puzzle (1986) (voice)
Star Wars: Droids
Governor Koong / Jyn Obah / Uncle Gundy / ...
The Get Along Gang
... Catchum Crocodile (voice, as Dan Hennesey)
Claudius, King of Denmark
Dan Hennesey | Dan Hennessy
Did You Know?
Was part of the Zoo Factory children's comedy troupe in the early 1970s alongside John Stocker, Bruce Gordon, Harriet Cohen and Jerelyn Homer.