LAPD detectives juggle multiple investigations at once as a rash of serial killings terrorize the people of Los Angeles starting in the mid-1970s; Detectives Bob Grogan and Tom Lange hunt the Hillside Strangler and the Skid Row Stabber.
Detective Bob Grogan has a creeping suspicion that the Hillside Strangler may in fact be two men working together; Detective Tom Lange gets a break in his pursuit of the Skid Row Stabber.
A young girl disappears in Huntington Beach, and detectives identify her kidnapper and murderer after his appearance on a popular TV series.
Detectives take the Dating Game Killer into custody, but they face an uphill battle proving his guilt; the Freeway Killer captures and kills male teens.
The Freeway Killer eludes detective Robert Souza, leading him all over Southern California. To focus his search, Souza seeks the help of imprisoned murderer Roy Norris, one of the infamous Tool Box Killers.
The Sunset Strip Killer is at large, and detective Frank Garcia deciphers newly-found clues; the serial killers of this chilling era go to trial and receive their sentences, giving their victims justice.
Tom Lange
Self
Robert Souza
Bob Grogan
Frank Garcia
Jerry LeFrois