Barry Gordon
Rob / American Rabbit (voice)
Bob Arbogast
Teddy (voice)
Laurie O'Brien
Bunny O'Hare (voice)
Kenneth Mars
Vultor / Walt (voice)
Lorenzo Music
Ping Pong (voice)
Pat Fraley
Rob's Father / Tini Meany (voice)
Bob Holt
Rotten Rodney (voice)
Norm Lenzer
Brutal Bruno (voice)
John H. Mayer
Horrible Hugo (voice)
Maitzi Morgan
Lady Pig / Old Woman Rabbit (voice)
Hal Smith
Mentor / Too Loose / Mad Marvin (voice)
Russi Taylor
Rob's Mother (voice)
Fred Wolf
Fred Red (voice)