Distribution

• Bob Newhart — Bernard (voice)
• Eva Gabor — Miss Bianca (voice)
• Joe Flynn — Mr. Snoops (voice)
• Pat Buttram — Luke (voice)
• John McIntire — Rufus (voice)
• Bernard Fox — The Chairman (voice)
• Larry Clemmons
• Robie Lester — Miss Bianca (singing voice, uncredited)
• John Fiedler — Owl (voice)
• Geraldine Page — Madame Medusa (voice)
• Jeanette Nolan — Ellie Mae (voice)
• Jim Jordan — Orville (voice)
• Michelle Stacy — Penny (voice)
• George Lindsey — Rabbit (voice)
• Dub Taylor — Digger (voice)
• John Fiedler — Owl (voice)
• James MacDonald — Evinrude / Brutus / Nero (voice)