Johnny Duval
Johnny Weissmüller
Janet Hilton
Virginia Grey
Capt. Pete Dailey
Frank Fenton
Mike Kalavich
Buster Crabbe
Toni Rousseau
Carol Thurston
Tim Rousseau
Pedro de Cordoba
Grandmere Rousseau
Marcelle Corday
Emile Ledoux
William Edmunds
Capt. Pierre Moise
Edwin Maxwell
P.T. Hilton
Pierre Watkin
Capt. Hal Peyton
Charles Gordon
Director
William H. Pine
Screenplay
Daniel Mainwaring
Original Music Composer
Rudy Schrager
Director of Photography
Fred Jackman Jr.
Producer
William C. Thomas
Associate Producer
L.B. Merman
Art Direction
Frank Paul Sylos
Editor
Henry Adams
Set Decoration
Louis Diage
Assistant Director
Harold E. Knox
Sound Recordist
Max M. Hutchinson