Johnny Weissmüller

Johnny Duval

Virginia Grey

Janet Hilton

Buster Crabbe

Mike Kalavich

Carol Thurston

Toni Rousseau

Pedro de Cordoba

Tim Rousseau

Marcelle Corday

Grandmere Rousseau

William Edmunds

Emile Ledoux

Edwin Maxwell

Capt. Pierre Moise

Pierre Watkin

P.T. Hilton

Charles Gordon

Capt. Hal Peyton

Frank Fenton

Capt. Pete Dailey

Libby Taylor

Hilton's Maid (uncredited)

William H. Pine