When he unwittingly sends some of his men into a trap, pirate Captain Peter Blood decides to rescue them. They've been taken prisoner by the Spanish Marquis de Riconete who is now using them as slave labor harvesting pearls from the sea.
| Actor | Role |
|---|---|
 Louis HaywardCaptain Peter Blood | Captain Peter Blood |
 Patricia MedinaIsabelita Sotomayor | Isabelita Sotomayor |
 George MacreadyMarquis de Riconete | Marquis de Riconete |
 Alfonso BedoyaCarmilio, Prison Overseer | Carmilio, Prison Overseer |
 Dona DrakePepita | Pepita |
 Lowell GilmoreGeorge Fairfax | George Fairfax |
 Wilton GraffCapt. Alvarado | Capt. Alvarado |
 Curt BoisKing Charles II | King Charles II |
 Lumsden HareTom Mannering | Tom Mannering |
 Billy BevanBilly Bragg | Billy Bragg |
 Harry CordingWill Ward | Will Ward |
 Duke YorkAndrew Hardy | Andrew Hardy |
 Sven Hugo BorgSwede | Swede |
 Martín GarralagaAntonio Viamonte | Antonio Viamonte |
| JJames FairfaxNat Russell | Nat Russell |
| CCharles IrwinSmitty | Smitty |
 Terry KilburnKenny Jensen | Kenny Jensen |
 Alberto MorinMiguel Gonzales | Miguel Gonzales |
| NNick VolpePapa Rosados | Papa Rosados |
| JJerry SchumacherCrew Member | Crew Member |
 Victor AdamsonCrew Member | Crew Member |
 Trevor BardetteHead Prison Guard | Head Prison Guard |
 David BondLieutenant | Lieutenant |
 Charles StevensJuan Otlas | Juan Otlas |