John Payne

Charles S. Chinnough

Gail Russell

Kim Mitchell

Jeffrey Lynn

Capt. George Brendensen

Lon Chaney Jr.

Red Lynch

Edgar Bergen

Mr. Haasvelt

Michael O'Shea

Trask

Ellen Corby

Miss Endicott

Robert Armstrong

Keegan

John Qualen

Geech

Ilka Grüning

Mrs. Marguerite Haasvelt

Denver Pyle

Steve

Keith Richards

Alberts

Erville Alderson

Doctor

Harry Hayden

Shipping Line Owner

John Bagni

Sparks

Ray Hyke

Michaels

Walter Reed

Martin

Paul Hogan

Speer

Lawrence Tibbett Jr.

Wilkes

Zon Murray

Gus (as Zonn Murray)

Don Gazzaniga

Tony

Wallace Scott

Scotty (as Wally Scott)

Lee Roberts

Marsh

Reed Howes

Blake

Charles Regan

Wade (as Charlie Regan)

Art Foster

Mate on Rescue Ship (uncredited)

Harry Hayden

Ship Line Owner (uncredited)