Chief Bos'n Mate Jim Wilson

Weldon Heyburn

Patricia 'Pat' Collins

Jeanne Madden

Henchman Turk

Ralph Sanford

Henchman Lew

Don Rowan

Wilbur Crane

Bryant Washburn

Skipper

Skippy

Mate 'Spud' Jones

Warren Hymer

Florence 'Toots' Riley

Penny Singleton

Harry Durant

J. Carrol Naish

Blondie

Joyce Compton

Maxwell Gordon

Charles Trowbridge

Henchman Weasel

Syd Saylor

Lt. Hays (radio voice) / Insp. L. McGrath

Lane Chandler

Henchman Maxie

Benny Burt

Director

Hamilton MacFadden