Len Janson
- Writing
- November 18, 1937 · Los Angeles, California, USA
Known for
Filmography
- Wacky and Packy · Writer
- Sonic Underground · Writer
- Dumb and Dumber · Writer
- P.J.'s Unfunnybunny Christmas · Teleplay
- Sonic the Hedgehog · Writer
- Tiny Toon Adventures · Writer
- P.J. Funnybunny · Writer
- Little Wizards · Creator
- Solarman · Story
- The Real Ghostbusters · Writer
- Condor · Writer
- Going Bananas · Screenplay, Creator
- Benji, Zax & the Alien Prince · Editing, Writer
- The Biskitts · Writer
- My Smurfy Valentine · Writer
- The Smurfs Christmas Special · Teleplay
- The Smurfs Springtime Special · Teleplay
- The Flintstones: Wind-Up Wilma · Writer
- The Smurfs · Writer
- The Hanna-Barbera Hall of Fame: Yabba Dabba Doo II · Writer
- The New Fred and Barney Show · Story
- The Love Boat · Writer
- Isis · Writer
- The Haunted Heist · Writer
- Daffy Duck and Porky Pig Meet the Groovie Goolies · Writer
- Sergeant Swell of the Mounties · Director
- Captain Mom · Director
- Groovie Goolies · Writer
- Blaze Glory · The Pug-Nosed Kid, Director
- Vicious Cycles · Leader of the Vicious Cycles, Producer
- Stop Look and Listen · Sunglasses, Director
- Boulder Wham! · Story