Errol Flynn as Captain Geoffrey Thorpe

Brenda Marshall as Doña Maria Alvarez de Cordoba

Claude Rains as Don José Alvarez de Cordoba

Donald Crisp as Admiral Sir John Burleson

Flora Robson as Queen Elizabeth

Alan Hale as Carl Pitt

Henry Daniell as Lord Wolfingham

Una O'Connor as Miss Latham

James Stephenson as Abbott

Gilbert Roland as Capt. Lopez

William Lundigan as Danny Logan

Montagu Love as King Philip II

Julien Mitchell as Oliver Scott

David Bruce as Martin Burke

Clifford Brooke as William Tuttle

Clyde Cook as Walter Boggs

Fritz Leiber as Inquisitor

Ellis Irving as Monty Preston

Francis McDonald as Kroner

Pedro de Cordoba as Capt. Mendoza

Ian Keith as Peralta

Jack La Rue as Lt. Ortega

Halliwell Hobbes as Astronomer

Alec Craig as Chartmaker

Victor Varconi as Gen. Aguirre

Robert Warwick as Frobisher

Harry Cording as Slavemaster

Herbert Anderson as Eph Winters

Mary Anderson as Maid of Honor

Whit Bissell as Gate Guard at Palace Entrance

Edgar Buchanan as Ben Rollins

J.W. Cody as Whipper

Maurice Costello as Man Carrying Spear

Michael Harvey as Sea Hawk

Leyland Hodgson as Officer

Stuart Holmes as (uncredited)

Charles Irwin as Arnold Cross

Dave Kashner as Whipper

Colin Kenny as Officer

Crauford Kent as Lieutenant

Frank Lackteen as Capt. Ortiz

Lester Matthews as Guard Officer

Art Miles as Drum Beater

Gerald Mohr as Spanish Messenger

Leonard Mudie as Castle Sentry

Nestor Paiva as First Slavemaster

Jack Richardson as (uncredited)

Elizabeth Sifton as Maid of Honor

Jay Silverheels as Native Lookout

John Sutton as Captain of the Guard

David Thursby as Driver

Anthony Warde as Whipper

Leo White as (uncredited)

Frank Wilcox as Martin Barrett

Frederick Worlock as Darnell

Harry Worth as Spanish Officer

J.M. Kerrigan as Eli Matson

Jim Corey as

Ray Dixon as