Acted in 42
1980s
- 1987
ThunderCats Ho! – The Movie
Lynx-O / Snarf / Slythe / Grune the Destroyer / Ratar-O / Captain Shiner / Topspinner (voice) (as Robert McFadden)
- 1986
SilverHawks: The Origin Story
Movie
- 1985
The Life and Adventures of Santa Claus
Tingler (voice)
ThunderCats: Exodus
Snarf (voice)
- 1983
The Wind in the Willows
Magistrate (voice)
The Coneheads
(voice)
- 1982
The Flight of Dragons
Sir Orrin Neville-Smythe (voice)
- 1981
The Leprechauns' Christmas Gold
Lord of the Leprechauns (voice)
The Berenstain Bears' Easter Surprise
Boss Bunny
- 1980
Pinocchio's Christmas
Cricket (voice)
Gnomes
Kostya, the Russian Gnome (voice)
I Go Pogo
Howland Owl / Bothered Bat (voice)
1970s
- 1979
Rudolph and Frosty's Christmas in July
Donner (voice)
- 1977
The Fourth King
The beaver (voice)
The Easter Bunny Is Comin' to Town
Chugs / Old Man (voice)
- 1976
The Little Drummer Boy: Book II
Plato (voice)
- 1974
'Twas the Night Before Christmas
Substation Operator / Councilmen / Handyman (voice)
- 1972
The Red Baron
Voice
Popeye Meets the Man Who Hated Laughter
Male characters (voice)
The Mad, Mad, Mad Monsters
Baron Henry von Frankenstein (voice)
The Emperor's New Clothes
Jaspar (voice)
1960s
- 1968
The Abominable Mountaineers
Movie
Big Game Fishing
Sad Cat
- 1967
Mouse Trek
Cat (voice)
The Fuz
Super Basher/Bop/Pinrod/Police Officer/Robber/Citizen (voice, uncredited)
The Wacky World of Mother Goose
Humpty Dumpty/Zig Zag/Paddy Cake/Old King Cole (voice)
- 1966
Scuba Duba Do
Sad Cat / Gadmouse / Fenimore / Latimore (voice)
A Balmy Knight
Sir Blur/Grandpa Dragon (voice)
The Defiant Giant
George the Giant
- 1965
Milton the Monster
Milton the Monster (voice) · 78 episodes
The Third Musketeer
Sad Cat / Gadmouse / Fenimore / Latimore / Narrator (voice)
Dress Reversal
Sad Cat / Gadmouse / Fenimore / Latimore / Narrator (voice)
Don't Spill the Beans
Sad Cat / Gadmouse / Fenimore / Latimore / Narrator (voice)
Gadmouse: The Apprentice Good Fairy
Sad Cat / Gadmouse / Fenimore / Latimore / Impressario / Narrator (voice)
- 1964
Linus the Lionhearted
Lovable Truly / Rory Raccoon / So Hi (voice) · 3 episodes
The Astronut Show
Astro · 16 episodes
- 1963
Hound for Pound
Dog / Dog Catcher / Man / Officer Mardoon / Police Officer Leader / Space Guy (uncredited)
- 1960
