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