Kenneth Bianchi and Angelo Buono | The Hillside Stranglers | Serial Killer Documentary

The Hillside Strangler is the media epithet for two men, Kenneth Bianchi and Angelo Buono, who were convicted of kidnapping, raping, torturing, and killing girls and women ranging in age from 12 to 28 years old during a four-month period from late 1977 to early 1978. They committed their crimes in the hills above Los Angeles, California.