Errol Flynn character Captain Geoffrey Thorpe
Brenda Marshall character Doña Maria Alvarez de Cordoba
Claude Rains character Don José Alvarez de Cordoba
Donald Crisp character Admiral Sir John Burleson
Flora Robson character Queen Elizabeth
Alan Hale character Carl Pitt
Henry Daniell character Lord Wolfingham
Una O'Connor character Miss Latham
James Stephenson character Abbott
Gilbert Roland character Capt. Lopez
William Lundigan character Danny Logan
Montagu Love character King Philip II
Julien Mitchell character Oliver Scott
David Bruce character Martin Burke
Clifford Brooke character William Tuttle
Clyde Cook character Walter Boggs
Fritz Leiber character Inquisitor
Ellis Irving character Monty Preston
Francis McDonald character Kroner
Pedro de Cordoba character Capt. Mendoza
Ian Keith character Peralta
Jack La Rue character Lt. Ortega
Halliwell Hobbes character Astronomer
Alec Craig character Chartmaker
Victor Varconi character Gen. Aguirre
Robert Warwick character Frobisher
Harry Cording character Slavemaster
Herbert Anderson character Eph Winters
Mary Anderson character Maid of Honor
Whit Bissell character Gate Guard at Palace Entrance
Edgar Buchanan character Ben Rollins
J.W. Cody character Whipper
Maurice Costello character Man Carrying Spear
Michael Harvey character Sea Hawk
Leyland Hodgson character Officer
Charles Irwin character Arnold Cross
Dave Kashner character Whipper
Colin Kenny character Officer
Crauford Kent character Lieutenant
Frank Lackteen character Capt. Ortiz
Lester Matthews character Guard Officer
Art Miles character Drum Beater
Gerald Mohr character Spanish Messenger
Leonard Mudie character Castle Sentry
Nestor Paiva character First Slavemaster
Elizabeth Sifton character Maid of Honor
Jay Silverheels character Native Lookout
John Sutton character Captain of the Guard
David Thursby character Driver
Anthony Warde character Whipper
Frank Wilcox character Martin Barrett
Frederick Worlock character Darnell
Harry Worth character Spanish Officer
J. M. Kerrigan character Eli Matson