 Errol FlynnCaptain Geoffrey Thorpe | Captain Geoffrey Thorpe |
 Brenda MarshallDoña Maria Alvarez de Cordoba | Doña Maria Alvarez de Cordoba |
 Claude RainsDon José Alvarez de Cordoba | Don José Alvarez de Cordoba |
 Donald CrispAdmiral Sir John Burleson | Admiral Sir John Burleson |
 Flora RobsonQueen Elizabeth | Queen Elizabeth |
 Alan HaleCarl Pitt | Carl Pitt |
 Henry DaniellLord Wolfingham | Lord Wolfingham |
 Una O'ConnorMiss Latham | Miss Latham |
 James StephensonAbbott | Abbott |
 Gilbert RolandCapt. Lopez | Capt. Lopez |
 William LundiganDanny Logan | Danny Logan |
 Montagu LoveKing Philip II | King Philip II |
 Julien MitchellOliver Scott | Oliver Scott |
 David BruceMartin Burke | Martin Burke |
 Clifford BrookeWilliam Tuttle | William Tuttle |
 Clyde CookWalter Boggs | Walter Boggs |
 Fritz LeiberInquisitor | Inquisitor |
| EEllis IrvingMonty Preston | Monty Preston |
 Francis McDonaldKroner | Kroner |
 Pedro de CordobaCapt. Mendoza | Capt. Mendoza |
 Ian KeithPeralta | Peralta |
 Jack La RueLt. Ortega | Lt. Ortega |
 Halliwell HobbesAstronomer | Astronomer |
 Alec CraigChartmaker | Chartmaker |
 Victor VarconiGen. Aguirre | Gen. Aguirre |
 Robert WarwickFrobisher | Frobisher |
 Harry CordingSlavemaster | Slavemaster |
 Herbert AndersonEph Winters | Eph Winters |
 Mary AndersonMaid of Honor | Maid of Honor |
 Whit BissellGate Guard at Palace Entrance | Gate Guard at Palace Entrance |
