Cast 35

1. 

   Gregory Peck

   Capt. Horatio Hornblower R.N

2. 

   Virginia Mayo

   Lady Barbara Wellesley

3. 

   Robert Beatty

   Lt. William Bush

4. 

   Moultrie Kelsall

   Lt. Crystal

5. 

   Terence Morgan

   2nd Lt. Gerard

6. 

   James Kenney

   Midshipman Longley

7. 

   James Robertson Justice

   Seaman Quist

8. 

   Denis O'Dea

   RAdm. Sir Rodney Leighton

9. 

   Richard Hearne

   Polwheal (Hornblower's Batman)

10. Michael Dolan

    Surgeon Gundarson

11. 

    Stanley Baker

    Mr. Harrison (Bosun)

12. 

    Alan Tilvern

    Hernandez

13. 

    Alec Mango

    El Supremo (Don Julian Alvarado)

14. 

    Christopher Lee

    Spanish Captain

15. John Witty

    Capt. Entenza

16. 

    Michael Goodliffe

    Col. Caillard - POW Escort

17. 

    Eugene Deckers

    French Commandant

18. 

    Ingeborg von Kusserow

    Hebe (Lady Barbara's Maid)

19. 

    Amy Veness

    Mrs. McPhee (Hornblower's Housekeeper)

20. 

    Kynaston Reeves

    Adm. Lord Hood

21. 

    Ronald Adam

    Adm. McCartney

22. Chris Adcock

    Crewman (uncredited)

23. Basil Bartlett

    Capt. Elliott (uncredited)

24. André Belhomme

    French Guard (uncredited)

25. David Birks

    Crewman (uncredited)

26. Robert Cawdron

    "Witch of Endor" French Mate (uncredited)

27. 

    Diane Cilento

    Maria Hornblower (voice) (uncredited)

28. Howard Connell

    "Lydia" Seaman (uncredited)

29. 

    Alexander Davion

    Spanish Officer (uncredited)

30. Steve Donahue

    Crewman (uncredited)

31. 

    Patric Doonan

    Seaman (uncredited)

32. 

    Anthony Forwood

    Lt. Woodford (uncredited)

33. Arthur Gomez

    French Corvette Captain (uncredited)

34. Lindsay Hooper

    Crewman (uncredited)

35. 

    Richard Johnson

    Macrae (uncredited)

Crew 18