The CooCoo Nut Grove

Bernice Hansen

Dionne Quintuplets (voice) (uncredited)

Peter Lind Hayes

Ben Birdie (voice) (uncredited)

Tedd Pierce

W.C. Fields (voice) (uncredited)

Danny Webb

Mouse (voice) (uncredited)

Verna Deane

Additional Voices (voice) (uncredited)

Alberta Perkins

Additional Voices (voice) (uncredited)

Cora Hunter Parks

Additional Voices (voice) (uncredited)

Anna Mae Fritz

Additional Voices (voice) (uncredited)

Jeane Cowan

Helen Morgan

Melvin J. Gibby

Kate Hepburn's Horse Noise