Len Janson

Filmography

Showing animation credits only.

8.0

P.J.'s Unfunnybunny Christmas

1993

Teleplay

9.0

P.J. Funnybunny

1989

Writer

7.7

Solarman

1986

Original Story

7.3

My Smurfy Valentine

1983

Writer

6.4

The Smurfs Christmas Special

1982

Teleplay

6.7

The Smurfs Springtime Special

1982

Teleplay

6.9

The Flintstones: Wind-Up Wilma

1981

Writer

7.0

The Hanna-Barbera Hall of Fame: Yabba Dabba Doo II

1979

Writer

0.0

The Haunted Heist

1974

Writer

6.3

Daffy Duck and Porky Pig Meet the Groovie Goolies

1972

Writer

8.0

Vicious Cycles

1967

Leader of the Vicious Cycles

8.0

Vicious Cycles

1967

Producer

8.0

Vicious Cycles

1967

Writer

8.0

Vicious Cycles

1967

Director

6.4

Boulder Wham!

1965

Story