 ThunderCats Ho! – The Movie1987 · Lynx-O / Snarf / Slythe / Grune the Destroyer / Ratar-O / Captain Shiner / Topspinner (voice) (as Robert McFadden) | Lynx-O / Snarf / Slythe / Grune the Destroyer / Ratar-O / Captain Shiner / Topspinner (voice) (as Robert McFadden) |
 SilverHawks: The Origin Story1986 · Actor | Actor |
 The Life and Adventures of Santa Claus1985 · Tingler (voice) | Tingler (voice) |
 ThunderCats: Exodus1985 · Snarf (voice) | Snarf (voice) |
 The Wind in the Willows1983 · Magistrate (voice) | Magistrate (voice) |
 The Coneheads1983 · (voice) | (voice) |
 The Flight of Dragons1982 · Sir Orrin Neville-Smythe (voice) | Sir Orrin Neville-Smythe (voice) |
 The Leprechauns' Christmas Gold1981 · Lord of the Leprechauns (voice) | Lord of the Leprechauns (voice) |
 The Berenstain Bears' Easter Surprise1981 · Boss Bunny | Boss Bunny |
 Pinocchio's Christmas1980 · Cricket (voice) | Cricket (voice) |
 Gnomes1980 · Kostya, the Russian Gnome (voice) | Kostya, the Russian Gnome (voice) |
 I Go Pogo1980 · Howland Owl / Bothered Bat (voice) | Howland Owl / Bothered Bat (voice) |
 Rudolph and Frosty's Christmas in July1979 · Donner (voice) | Donner (voice) |
 The Fourth King1977 · The beaver (voice) | The beaver (voice) |
 The Easter Bunny Is Comin' to Town1977 · Chugs / Old Man (voice) | Chugs / Old Man (voice) |
 The Little Drummer Boy: Book II1976 · Plato (voice) | Plato (voice) |
 The Year Without a Santa Claus1974 · Jingle Bells (voice) | Jingle Bells (voice) |
 'Twas the Night Before Christmas1974 · Substation Operator / Councilmen / Handyman (voice) | Substation Operator / Councilmen / Handyman (voice) |
| JJungle Jack1974 · Actor | Actor |
| WWho’s Dragon1973 · Actor | Actor |
 The Red Baron1972 · Voice | Voice |
 Popeye Meets the Man Who Hated Laughter1972 · Male characters (voice) | Male characters (voice) |
 The Mad, Mad, Mad Monsters1972 · Baron Henry von Frankenstein (voice) | Baron Henry von Frankenstein (voice) |
 The Emperor's New Clothes1972 · Jaspar (voice) | Jaspar (voice) |
| BBalloon Snatcher1969 · Oscar (voice) | Oscar (voice) |
| SScientific Sideshow1969 · Oscar (voice) | Oscar (voice) |
| LLoops and Swoops1968 · Sad Cat | Sad Cat |
| TThe Abominable Mountaineers1968 · Actor | Actor |
 Big Game Fishing1968 · Sad Cat | Sad Cat |
 Mouse Trek1967 · Cat (voice) | Cat (voice) |
 The Fuz1967 · Super Basher/Bop/Pinrod/Police Officer/Robber/Citizen (voice, uncredited) | Super Basher/Bop/Pinrod/Police Officer/Robber/Citizen (voice, uncredited) |
 The Wacky World of Mother Goose1967 · Humpty Dumpty/Zig Zag/Paddy Cake/Old King Cole (voice) | Humpty Dumpty/Zig Zag/Paddy Cake/Old King Cole (voice) |
| RRobin Hoodwinked1967 · King / Poor Man | King / Poor Man |
| TThe Squaw Path1967 · Geronimo/Say-Ah the Medicine Man/Foback/Big Yawn (voice) | Geronimo/Say-Ah the Medicine Man/Foback/Big Yawn (voice) |
 Scuba Duba Do1966 · Sad Cat / Gadmouse / Fenimore / Latimore (voice) | Sad Cat / Gadmouse / Fenimore / Latimore (voice) |
 A Balmy Knight1966 · Sir Blur/Grandpa Dragon (voice) | Sir Blur/Grandpa Dragon (voice) |
 The Defiant Giant1966 · George the Giant | George the Giant |
| HHaunted Housecleaning1966 · Actor | Actor |
| GGems From Gemini1966 · Actor | Actor |
 The Third Musketeer1965 · Sad Cat / Gadmouse / Fenimore / Latimore / Narrator (voice) | Sad Cat / Gadmouse / Fenimore / Latimore / Narrator (voice) |
 Dress Reversal1965 · Sad Cat / Gadmouse / Fenimore / Latimore / Narrator (voice) | Sad Cat / Gadmouse / Fenimore / Latimore / Narrator (voice) |
 Don't Spill the Beans1965 · Sad Cat / Gadmouse / Fenimore / Latimore / Narrator (voice) | Sad Cat / Gadmouse / Fenimore / Latimore / Narrator (voice) |
 Gadmouse: The Apprentice Good Fairy1965 · Sad Cat / Gadmouse / Fenimore / Latimore / Impressario / Narrator (voice) | Sad Cat / Gadmouse / Fenimore / Latimore / Impressario / Narrator (voice) |
| AA Leak in the Dike1965 · Little Dutch Boy's Mother / Schoolteacher / Farmer / Peter Stuyvesant / American Indian (voice) (uncredited) | Little Dutch Boy's Mother / Schoolteacher / Farmer / Peter Stuyvesant / American Indian (voice) (uncredited) |
| TThe Story of George Washington1965 · George Washington / George's Father / Cowboy/ Carrier Man (uncredited) | George Washington / George's Father / Cowboy/ Carrier Man (uncredited) |
| HHorning In1965 · King Artie (voice) | King Artie (voice) |
| TThe Invisibeam1965 · Actor | Actor |
| AAdventure By the Sea1964 · Luno / Tim | Luno / Tim |
