He-Man / Skeletor (voice)
Old Timer (voice)
Old Timer (voice)
Narrator
Du Pont Dynasty Narrator (voice)
Alfred Pennyworth (voice)
Scientist (voice)
Hans Engelslepen
Newscaster / Voice on the Loudspeaker (voice)
Arthur Lyons
Dr. Viper (voice)
Julius Dithers (voice)
(voice)
Oomp (voice)
Mummy / Swamp Thing (voice)
Handlebar / Outlaw Scuzz / Stampede (voice)
Mr. Cadell
Vanity Smurf / Doctor (voice)
Julius C. Dithers (voice)
Wise Man (voice)
Skeletor / Man-At-Arms / Cringer / Battle Cat / Melaktha / Cat Spy (voice)
Dr. Noah Townsend
Skeletor / Man-At-Arms / Zipper (voice)
Skeletor / Man-at-Arms / Cringer / Battle Cat / Bald Rebel / Chef Alan (voice)
Max Langbein
Vanity Smurf (voice)
Rockbiter / Falkor / G'mork / Narrator (voice) (uncredited)
Stallings
(voice)
Oil Can Harry (voice)
Vanity Smurf (voice)
Arthur Lazar
Duncan
Rabbi
Capt. Finnerty
Blind Man
Miles Rathbourne
Eisenhower Publicist
Mr Joffert
Narrator
Aaron Stovitz
Dr. Arthur Hale
Albert Breslau
Springfield
Lt. Mannite
Lubell
Canavan
First Cadet / de Brigny (voice)
Dr. Otto Ludwig
Dr. Rudy Wells
Dr. Rudy Wells
Chief Supervisor
Bennett
Insurance Man
General Hackett
Major
Cecil Barrett
Adolph Springer
Andre Charlot
Everett Bauer
Ted Appleton (uncredited)
Dr. Contrare