Len Janson
Nov 18, 1937 - Los Angeles, California, USA
No biography available.
0.3Writing
Known For
7.0TV Show
The Smurfs
1981
7.8TV Show
Tiny Toon Adventures
1990
6.3TV Show
The Love Boat
1977
7.7TV Show
The Real Ghostbusters
1986
7.0TV Show
Sonic the Hedgehog
1993
6.9TV Show
Sonic Underground
1999
6.8movie
The Flintstones: Wind-Up Wilma
1981
6.6movie
The Smurfs Springtime Special
1982
6.4movie
The Smurfs Christmas Special
1982
6.3TV Show
Isis
1975