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Len
Janson
1937
Los Angeles, California, USA
16 Movies
14 TV Shows
No biography available for this person.
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Filmography
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Movies
16 titles
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Writer
Wacky and Packy
2004
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Teleplay
P.J.'s Unfunnybunny Christmas
1993
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Writer
9.0
P.J. Funnybunny
1989
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Original Story
6.5
Solarman
1986
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Writer
5.1
Condor
1986
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Writer
7.3
My Smurfy Valentine
1983
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Teleplay
6.4
The Smurfs Christmas Special
1982
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Teleplay
6.5
The Smurfs Springtime Special
1982
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Writer
6.8
The Flintstones: Wind-Up Wilma
1981
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Writer
7.0
The Hanna-Barbera Hall of Fame: Yabba Dabba Doo II
1979
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Writer
Daffy Duck and Porky Pig Meet the Groovie Goolies
1972
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Director
Sergeant Swell of the Mounties
1972
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The Pug-Nosed Kid
10.0
Blaze Glory
1969
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Leader of the Vicious Cycles
8.0
Vicious Cycles
1967
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Sunglasses
6.8
Stop Look and Listen
1967
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Story
6.0
Boulder Wham!
1965
Television
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TV Shows
14 titles
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Writer
6.8
Sonic Underground
1999
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Writer
5.7
Dumb and Dumber
1995
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Writer
7.0
Sonic the Hedgehog
1993
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Writer
7.8
Tiny Toon Adventures
1990
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Creator
6.5
Little Wizards
1987
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Writer
7.7
The Real Ghostbusters
1986
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Screenplay
5.0
Going Bananas
1984
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Editor
5.7
Benji, Zax & the Alien Prince
1983
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Writer
5.7
The Biskitts
1983
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Writer
7.0
The Smurfs
1981
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Story
7.8
The New Fred and Barney Show
1979
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Writer
6.3
The Love Boat
1977
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Writer
6.3
Isis
1975
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Writer
7.4
Groovie Goolies
1970