Captain Horatio Hornblower leads his ship HMS Lydia on a perilous transatlantic voyage, during which his faithful crew battle both a Spanish warship and a ragged band of Central American rebels.
as Capt. Horatio Hornblower R.N
as Lady Barbara Wellesley
as Lt. William Bush
as Lt. Crystal
as 2nd Lt. Gerard
as Midshipman Longley
as Seaman Quist
as RAdm. Sir Rodney Leighton
as Polwheal (Hornblower's Batman)
as Surgeon Gundarson
as Mr. Harrison (Bosun)
as Hernandez
as El Supremo (Don Julian Alvarado)
as Spanish Captain
as Capt. Entenza
as Col. Caillard - POW Escort
as French Commandant
as Hebe (Lady Barbara's Maid)
as Mrs. McPhee (Hornblower's Housekeeper)
as Adm. Lord Hood
as Adm. McCartney
as Crewman (uncredited)
as Capt. Elliott (uncredited)
as French Guard (uncredited)
as Crewman (uncredited)
as "Witch of Endor" French Mate (uncredited)
as Maria Hornblower (voice) (uncredited)
as "Lydia" Seaman (uncredited)
as Spanish Officer (uncredited)
as Crewman (uncredited)
as Seaman (uncredited)
as Lt. Woodford (uncredited)
as French Corvette Captain (uncredited)
as Crewman (uncredited)
as Macrae (uncredited)