A teacher, a gunman, an ex-Colonel and a beautiful girl decide to steal a big load of gold stored in Fort Henderson. The task is not easy, because the fort is very well guarded, but with adventurous stratagems...

1969 film by Alberto Lattuada

The story circulates around the classical Black Pirate and his battle against arch enemy Prins van Gould. The Black Pirate is out for revenge on his brothers' killers. He has a blood-planned way to go, and he trusts only to his own rap sword.

Having casually overheard a confusing phone conversation between two women, Alberto manages to get in touch with one of the callers, Claudia, a painter. The two become lovers and things are spiced up by Claudia's ambiguous sexual nature and by the presence of her former lover, Pietro. Alberto discovers a pistol in Claudia's handbag and this leads to a further revelation: she's dominated by her stepmother Greta, who forced her into a clandestine lesbian relationship; of which Claudia is ashamed and wants to end - at all costs. Alberto, now a slave to love, runs Greta over. But Claudia denies urging him to murder...

A crooked detective begins investigating a situation on behalf of a friend and gets involved in murder, deception and double-cross.

Nick Hezard, a young con man, wants to avenge the death of a friend of his and organizes a swindle trying to cheat Robert Turner, an American businessman he thinks responsible for his friend's death. He succeeds in getting a hundred thousand swiss francs and uses them to carry out the second part of his plan.