Richard Dix as Capt. Will Stone

Russell Wade as Third Officer Tom Merriam

Edith Barrett as Ellen Roberts

Ben Bard as First Officer Bowns

Edmund Glover as Jacob 'Sparks' Winslow, Radioman

Sir Lancelot as Billy Radd

Lawrence Tierney as Seaman Louie Parker

Dewey Robinson as Boats

Skelton Knaggs as Paolo 'Finn' Lindstrom, the Mute

Paul Marion as Peter, the Greek

Robert Bice as Raphael, the Steward

Tom Burton as William Benson

Harry Clay as Tom McCall

Alec Craig as Blind Beggar

Boyd Davis as Charles Roberts

George DeNormand as John Corbin, Sailor

Charles Lung as Long Jim

Shirley O'Hara as Ellen's Sister

Herb Vigran as Chief Engineer

Eddie Borden as Crewman (uncredited)

John Burford as Crewman

Cliff Edwards as Unnamed Officer

Mike Lally as Crewman

Nolan Leary as Stenographer

Norman Mayes as Carriage Driver

Charles Norton as German Sailor

Russell Owen as Crewman

Charles Regan as Crewman

Robert R. Stephenson as German Sailor

Steve Winston as Ausman