Len Janson
Writing · Director · Writer · Producer
Born Nov 18, 1937 · Los Angeles, California, USA
Active 1965–present
Filmography
Tiny Toon Adventures (1990) - WriterThe Smurfs (1981) - WriterThe Real Ghostbusters (1986) - WriterSonic the Hedgehog (1993) - WriterSonic Underground (1999) - WriterThe Love Boat (1977) - WriterMy Smurfy Valentine (1983) - WriterBlaze Glory (1969) - The Pug-Nosed Kid · DirectorIsis (1975) - WriterThe Smurfs Christmas Special (1982) - TeleplayThe Smurfs Springtime Special (1982) - TeleplayThe Flintstones: Wind-Up Wilma (1981) - WriterP.J. Funnybunny (1989) - WriterStop Look and Listen (1967) - Sunglasses · Director · WriterThe New Fred and Barney Show (1979) - StoryGroovie Goolies (1970) - WriterSolarman (1986) - Original StoryDumb and Dumber (1995) - WriterBoulder Wham! (1965) - StoryP.J.'s Unfunnybunny Christmas (1993) - TeleplayVicious Cycles (1967) - Leader of the Vicious Cycles · Producer · Writer · DirectorGoing Bananas (1984) - Screenplay · CreatorThe Hanna-Barbera Hall of Fame: Yabba Dabba Doo II (1979) - WriterBenji, Zax & the Alien Prince (1983) - Editor · Writer