Watch The Bird with the Crystal Plumage

"The Bird With the Crystal Plumage" (1969) is an Italian thriller. It is based on "The Screaming Mimi" by Fredric Brown. In it, an American writer living in Rome is a witness to the vicious assault of a woman. The authorities order him to stay in the country since the attacker is believed to be a serial killer and he's a vital witness. Not only does the writer stay, but he decides to help with the investigation.

The title refers to a type of bird from Siberia that the killer had kept.