Lorne Greene
Grandfather (voice)
Pemeran
Top Billed Cast
Sammy Davis Jr.
Head Ratte (voice)
?
Margery Grey
Heidi (voice)
Pamelyn Ferdin
Klara (voice)
Michael Bell
Willie (voice)
Peter Cullen
Gruffle (voice)
?
Roger DeWitt
Peter (voice)
Richard Erdman
Herr Sessman (voice)
Fritz Feld
Sebastian (voice)
Joan Gerber
Fräulein Rottenmeier (voice)
Virginia Gregg
Aunt Dete (voice)
Janet Waldo
Tinette (voice)
Frank Welker
Schnoddle/Hootie (voice)
Michael Winslow
Mountain (voice)
?
Sue Allen
Chorus (voice)