In 1620 pirates are terrorizing the Adriatic coast. Our hero sets out to defeat them.
| Actor | Role |
|---|---|
 Gordon ScottManrico Venier | Manrico Venier |
 Gianna Maria CanaleRosanna Melzi | Rosanna Melzi |
 Alberto FarneseTitta | Titta |
 Giulio MarchettiGualtiero | Gualtiero |
 Rik BattagliaGiandolo | Giandolo |
 Franca BettoiaIsabella Fieschi | Isabella Fieschi |
 Feodor Chaliapin Jr.The Doge | The Doge |
 Mirko EllisCivetta | Civetta |
 John BarthaConte Fieschi | Conte Fieschi |
 Franco FantasiaVipera | Vipera |
 Giulio MaculaniOstenberg | Ostenberg |
 Attilio SeveriniNot listed | Not listed |
| AAnna Maria PadoanNot listed | Not listed |