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Leon M. Leon (1903–1998)

Leon M. Leon is credited as the true inventor of the Clapboard. Originally a prop and gag man in silent films, he was a pioneer sound man when "talkies" began. As he often explained, the clapboard was merely an accident. It's evolution began as a separate slate, along with two wood blocks that he clapped together for the sound synchronization. ... See full bio »

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Known For

My Three Sons
My Three Sons Sound Department
(1963-1971)
The Sheriff of Cochise
The Sheriff of Cochise Sound Department
(1956-1958)
Ben
Ben Sound Department
(1972)
U.S. Marshal
U.S. Marshal Sound Department
(1958-1959)

Filmography

To always display TV and movie credits separately, edit your site preferences.

Hide Hide Show Show Sound department: TV (14 credits)
 1963-1971 My Three Sons (TV Series) (sound mixer - 244 episodes)
- Katie's Career (1971) ... (sound mixer)
- Four for the Road (1971) ... (sound mixer)
- After the Honeymoon (1971) ... (sound mixer)
- The Return of Terrible Tom (1971) ... (sound mixer)
- Fit the Crime (1971) ... (sound mixer)
 1971 The Doris Day Show (TV Series) (sound mixer - 2 episodes)
- Young Love (1971) ... (sound mixer)
- The Father-Son Weekend (1971) ... (sound mixer)
 1966-1967 Family Affair (TV Series) (sound mixer - 6 episodes)
- Ballerina Buffy (1967) ... (sound mixer - as Leon Leon)
- Once in Love with Buffy (1967) ... (sound mixer - as Leon Leon)
- A Helping Hand (1967) ... (sound mixer - as Leon Leon)
- Fancy Free (1967) ... (sound mixer - as Leon Leon)
- One for the Little Boy (1967) ... (sound mixer - as Leon Leon)
 1965-1966 Hogan's Heroes (TV Series) (sound engineer - 6 episodes)
- Request Permission to Escape (1966) ... (sound engineer - as Leon Leon)
- The Flame Grows Higher (1966) ... (sound engineer - as Leon Leon)
- Cupid Comes to Stalag 13 (1966) ... (sound engineer - as Leon Leon)
- The Assassin (1966) ... (sound engineer - as Leon Leon)
- The Safecracker Suite (1966) ... (sound engineer - as Leon Leon)
 1965 Gomer Pyle: USMC (TV Series) (sound engineer - 2 episodes)
- Sergeant of the Guard (1965) ... (sound engineer)
- The Jet Set (1965) ... (sound engineer)
 1963 My Favorite Martian (TV Series) (sound engineer - 1 episode)
- My Favorite Martin (1963) ... (sound engineer - as Leon Leon)
 1961 Window on Main Street (TV Series) (sound - 7 episodes)
- Christmas Memory (1961) ... (sound - as Leon Leon)
- The Dollar Nineteen Cent Thief (1961) ... (sound - as Leon Leon)
- The Letter (1961) ... (sound - as Leon Leon)
- The Big Spender (1961) ... (sound - as Leon Leon)
- The Editor's Daughter (1961) ... (sound - as Leon Leon)
 1960-1961 The Barbara Stanwyck Show (TV Series) (sound - 6 episodes)
- The Assassin (1961) ... (sound)
- Frightened Doll (1961) ... (sound)
- Dear Charlie (1961) ... (sound)
- Out of the Shadows (1960) ... (sound)
- Ironbark's Bride (1960) ... (sound)
 1959-1960 The Life and Legend of Wyatt Earp (TV Series) (sound - 8 episodes)
- Wyatt's Bitterest Enemy (1960) ... (sound)
- The Buntline Special (1960) ... (sound)
- Wells Fargo Calling Marshal Earp (1959) ... (sound)
- Wyatt Wins One (1959) ... (sound)
- The Ring of Death (1959) ... (sound)
  U.S. Marshal (TV Series) (sound - 12 episodes, 1958 - 1959) (sound mixer - 11 episodes, 1958 - 1959)
- Federal Agent (1959) ... (sound mixer)
- Good Indian (1959) ... (sound)
- Deer Hunt (1959) ... (sound mixer)
- Armored Car (1959) ... (sound)
- A Matter of Friendship (1959) ... (sound mixer)
 1957-1958 The Millionaire (TV Series) (sound mixer - 6 episodes)
- The David Barrett Story (1958) ... (sound mixer)
- The Ken Leighton Story (1958) ... (sound mixer)
- The Fred Morgan Story (1958) ... (sound mixer)
- The Norman Conover Story (1958) ... (sound mixer)
- The Betty Hawley Story (1958) ... (sound mixer)
 1956-1958 The Sheriff of Cochise (TV Series) (sound - 32 episodes)
- Woman Escapes (1958) ... (sound)
- Social Service Case (1958) ... (sound)
- Stepfather (1957) ... (sound)
- Deep Fraud (1957) ... (sound)
- Range Land Feud (1957) ... (sound)
  Official Detective (TV Series) (sound - 2 episodes, 1957) (rerecording editor - 1 episode, 1957)
- Double Life (1957) ... (sound)
- Hired Killer (1957) ... (sound)
- The Jailhouse Gang (1957) ... (rerecording editor)
 1955-1956 Navy Log (TV Series) (sound engineer - 8 episodes)
- Little More Than a Brother (1956) ... (sound engineer - as Leon Leon)
- Demos the Grik (1956) ... (sound engineer - as Leon Leon)
- The Bomb (1956) ... (sound engineer - as Leon Leon)
- The Pollywog of Yosu (1955) ... (sound engineer - as Leon Leon)
- The Pentagon Story (1955) ... (sound engineer - as Leon Leon)
Show Show Sound department: Movie (6 credits)
Show Show Sound department: Short (1 credit)
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Personal Details

Alternate Names:

Leon Leon
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Did You Know?

Star Sign:

Aquarius

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