Manfred, backed by Saracen pirates, deposes the Duke of Montfort, takes over the throne and kidnapped the Duke's young son. Capt. Riccardo, the leader of a pirate band on the ship Black Hawk, sets out to defeat Manfred and his Saracens and restore the Duke to his rightful place on the throne.

• Le Comptoir Francais de Productions Cinematographique
• Emmepi Cinematografica SpA
• Gérard Landry
• Mijanou Bardot
• Andrea Aureli
• Eloisa Cianni
• Ettore Manni
• Giulio Battiferri
• Pina Bottin
• Raf Baldassarre