• 
  Raoul Walsh

  regizor

• 
  Gregory Peck

  Capt. Horatio Hornblower, R.N
• 
  Virginia Mayo

  Lady Barbara Wellesley
• 
  Robert Beatty

  William Bush
• 
  Alan Tilvern

  Hernandez
• 
  Alec Mango

  El Supremo (Don Julian Alvarado)
• 
  Michael Goodliffe

  Col. Caillard (POW escort)
• 
  Kynaston Reeves

  Adm. Lord Hood

• 
  Ronald Adam

  Adm. McCartney
• 
  Russell Waters

  Seaman
• 
  Moultrie Kelsall

  Lt. Crystal
• 
  Jack Watson

  Capt. Sylvester
• 
  James Robertson Justice

  Seaman Quist
• 
  Christopher Lee

  Spanish captain
• 
  Terence Morgan

  2nd Lt. Gerard

• 
  Robert Cawdron

  French mate on 'Witch of Endor'
• 
  Stanley Baker

  Mr. Harrison (bosun)
• 
  Diane Cilento

  Voice of Maria Hornblower
• 
  Denis O'Dea

  RAdm. Sir Rodney Leighton
• 
  Amy Veness

  Mrs. McPhee (Hornblower's housekeeper)
• 
  Patric Doonan

  Seaman
• 
  Byron Webster

  Seaman

• 
  C.S. Forester

  adaptare de
• 
  C.S. Forester

  după o nuvela de