A penniless countess falls in love with a cad, unaware that he is also involved on the side with her beautiful daughter.

A young man lies in a hospital suspended between life and death. The police know nothing about him. The patient, in his rare moments of consciousness, only remembers his gang’s involvement in a robbery of a rare painting, and the mysterious Madame Jacno who commissioned Fabrizio, the gang leader, to steal the work of art. But someone is still trying to kill the patient, and as his life is continually threatened, his memory slowly comes back to him…!

A young opera singer is stalked by a deranged fan bent on killing the people associated with her to claim her for himself.

The young noble Don Monza is caught and thrown out by the nun Virginia de Leva when she catches him flirting with one of her nun sisters across the stone wall between their gardens. He hears the rumor that she'd have an affair with her trustee - so he kills him in a set-up duel and aims to take his place. Against her initial resistance, Monza manages to win her heart - and to get into her bed. This doesn't stay a secret for long, but Monza, now in love, does everything to keep it going.

A young man falls in love with extra-liberated Giulia. Their relationship becomes very passionate, but Giulia has no limits in her sexual fantasies and games. Poor guy, will soon discover he'll have to pay a price for Giulia. He'll have to put up with all her strange and pervert desires, until of course he reaches his limits.

Nicola, a cop, spies on his wife Sarah buying sexy black panties and realises that she is having an affair. Following a violent confrontation, he leaves her. Immediately after, whilst taking a shower, Sarah is stabbed to death with an icepick. Believing it to be an simple crime of passion, the police assign Inspector Pierro Terzi to bring his former colleague in. But Professor Anna Berardi, a criminal pyschologist who is friends with both men, believes the Nicola is innocent. She suggests that the real killer is Franco Tribbo, a maniac known as "The Midnight Killer" who supposedly died in a hospital fire several years previously. Terzi is not conviced but Nicola is killed and the murders continue...

A group of people are trapped in a West Berlin movie theater infested with ravenous demons who proceed to kill and possess the humans one-by-one, thereby multiplying their numbers.