Profiling the case of two American serial killers who terrorized Los Angeles between October 1977 and February 1978, with their nicknames originating from the fact that many of the victims' bodies were discovered on the sides of the Hollywood Hills.

The 1978 mass suicide of followers of Rev. Jim Jones, a cult leader who founded Jonestown in Guyana for the work of his People's Temple. Also: the murder of Rep. Leo J. Ryan, who was investigating allegations made by temple members.

The police investigation of "The Boston Strangler," who murdered 13 women from 1962 to 1964. Included: techniques such as psychic consultation and hypnosis.

Profiling Jack Murphy, a.k.a. "Murph the Surf," who was convicted of stealing the Star of India sapphire and other precious gems from New York's American Museum of Natural History in 1964.

Profiling the case of Ted Bundy, who was executed in 1989 for several murders and who was suspected of killing 25 women in six states.

Profiling the case of John Wayne Gacy Jr., who was convicted in 1980 of murdering 33 young men and boys and who was executed by the state of Illinois in 1994.