Desc: La stirpe di Caino: Directed by Lamberto Benvenuti. With Stefania Careddu, Dean Reed, Gino Lavagetto, Umberto Raho. The relatives of a young rebellious heir to a fortune, who spends most of his time on a yacht, try to have the kid interned as a madman, but are mysteriously killed one by one, in the family's villa.