Louis Hayward as Captain Peter Blood

Patricia Medina as Dona Isabella

John Sutton as Hilary Evans

Charles Irwin as Angus McVickers

Ted de Corsia as Captain Easterling

Rex Evans as Gov. Henry Carlyle

Malú Gatica as Amanda

George Givot as Tomas Velasquez

Robert McNeeley as Manuelito

Nina Koshetz as Madame Duval

Lester Matthews as Col. Ramsey

Sven Hugo Borg as Swede

Sandro Giglio as Don Ramon

Martín Garralaga as Turk (uncredited)

Franklyn Farnum as Dr. Le Grand (uncredited)

Harry Cording as Col. Ramsey's Overseer (uncredited)

Maurice Marsac as Capt. Coulevain (uncredited)

Peter Mamakos as Coulevain's First Mate (uncredited)

Jay Novello as Egyptian (uncredited)

John Halloran as Pirate Messenger (uncredited)

Mario Siletti as Gen. Chavez (uncredited)

Ian Wolfe as Viceroy (uncredited)

Gerald Oliver Smith as Heatherstone (uncredited)

Bing Conley as Seaman (uncredited)

Art Felix as Tavern Patron (uncredited)

Suzanne Ridgway as Puerto Bello Townswoman (uncredited)

Blackie Whiteford as Pirate (uncredited)

James Dime as Pirate (uncredited)

Victor Adamson as Pirate (uncredited)

Norman Leavitt as Pirate (uncredited)

George Huggins as Pirate (uncredited)