Sammy, the Way-Out Seal

Michael McGreevey

Arthur Loomis

Bill Mumy

Petey Loomis

杰克·卡森

Harold Sylvester

罗伯特·卡尔普

Chester 'Chet' Loomis

Ann Jillian

Porsche 'Rocky' Sylvester

Patricia Barry

Helen Loomis

Elisabeth Fraser

Lovey Sylvester

Renie Riano

Mrs. Crotty

Mary Mitchel

Sue Foster

Claude Stroud

Ben

比尔·鲍德温

Party Guest (uncredited)

Benjie Bancroft

Party Guest (uncredited)