Lil Dagover as Lottie Corlaix

Walter Huston as Captain Corlaix

Warren William as Lieutenant d'Ortelles

John Wray as Cmdr. Brambourg

George E. Stone as Le Duc

Robert Warwick as Morbraz

Matt McHugh as Chief Petty Officer Vincent

Frederick Burton as President of Courtmartial

Frank Leigh as Pilot

Terrence Ray as (no character info)

Francis McDonald as Karkuff

Warner Richmond as Fourdylis

Reginald Barlow as Defense Attorney

Clarence Muse as Tombeau

Oscar Apfel as Dr. Rabeouf

Ben Hendricks Jr. as Chief Engineer

Maude Eburne as Dowager Party Guest

Jack Rutherford as Verguson

Robert Rose as Lt. Rousseau

Eleanor Wesselhoeft as Anna

Jack Kennedy as Admiral

Dewey Robinson as Cook

Jack Curtis as Boatswain