Movies
Lynx-O / Snarf / Slythe / Grune the Destroyer / Ratar-O / Captain Shiner / Topspinner (voice) (as Robert McFadden)
ThunderCats Ho! – The Movie
1987
SilverHawks: The Origin Story
1986
Tingler (voice)
The Life and Adventures of Santa Claus
1985
Snarf (voice)
ThunderCats: Exodus
1985
Magistrate (voice)
The Wind in the Willows
1983
(voice)
The Coneheads
1983
Sir Orrin Neville-Smythe (voice)
The Flight of Dragons
1982
Lord of the Leprechauns (voice)
The Leprechauns' Christmas Gold
1981
Boss Bunny
The Berenstain Bears' Easter Surprise
1981
Cricket (voice)
Pinocchio's Christmas
1980
Kostya, the Russian Gnome (voice)
Gnomes
1980
Howland Owl / Bothered Bat (voice)
I Go Pogo
1980
Donner (voice)
Rudolph and Frosty's Christmas in July
1979
The beaver (voice)
The Fourth King
1977
Chugs / Old Man (voice)
The Easter Bunny Is Comin' to Town
1977
Plato (voice)
The Little Drummer Boy: Book II
1976
Jingle Bells (voice)
The Year Without a Santa Claus
1974
Substation Operator / Councilmen / Handyman (voice)
'Twas the Night Before Christmas
1974
Voice
The Red Baron
1972
Male characters (voice)
Popeye Meets the Man Who Hated Laughter
1972
TV Shows
Cmdr. Stargazer / Steel Will / Hardware (voice)
SilverHawks
1986
Snarf / Slithe (voice)
ThunderCats
1985
Cool McCool (voice)
Cool McCool
1966
Milton the Monster (voice)
Milton the Monster
1965
Lovable Truly / Rory Raccoon / So Hi (voice)
Linus the Lionhearted
1964
Astro
The Astronut Show
1964
Courageous Cat and Minute Mouse
1960