William Callaway
Cast
Rabbit Test
Intern
Daniel Boone
Unknown
G.I. Joe: The Movie
Beach Head (voice)
Thursday's Game
Cabbie
Inhumanoids: The Movie
Liquidator (voice)
Flush
Harley
Scooby-Doo! Meets the Boo Brothers
Billy Bob Scroggins / Beaureguard / Horseman / Ape (voice)
This Is Kate Bennett...
Morris Steinman
The Great Northfield Minnesota Raid
Calliopist
The Smurfs Springtime Special
Clumsy Smurf (voice)
The Smurfic Games
Clumsy Smurf / Painter Smurf / Dragon (voice) (as Bill Callaway)
My Smurfy Valentine
(voice)
The Grasshopper
Elroy
The Smurfs: 'Tis the Season to Be Smurfy
Clumsy Smurf / Rich Man (voice)
The Smurfs Christmas Special
(voice)
G.I. Joe: Arise, Serpentor, Arise!
Beach Head (voice)
Yogi's Great Escape
Dad / Trapper (voice)
Ultraman: The Adventure Begins
Combot Model MF842 (Ulysses)
Annie Hall
Lacey Party Guest
Fun with Dick and Jane
Record Store Clerk
Smurfily Ever After
Clumsy Smurf (voice)
UFOria
Gardan
Cat Ballou
Loopy
The Smurfs Halloween Special
Unknown
Hanna-Barbera's All-Star Comedy Ice Revue
Square Bear (voice)
Here Are the Smurfs
Clumsy Smurf (voice)
The Pillow People Save Christmas
(voices)
Romeo and Smurfette
Clumsy Smurf (Voice)