The Killer Must Kill Again (1975) is a Horror, Thriller, Crime film that follows giorgio is a greedy adulterer who makes a deal with a serial killer to dispose of his wealthy wife, Nora. Unfortunately, a thrill-seeking young couple steal the killer's car with Nora's corpse in the trunk, ending up at a run-down seaside villa. Currently, you can watch The Killer Must Kill Again on Amazon Video. Streaming availability may vary by country and platform over time. It has a user rating of 6.3 out of 10 from 35 votes. Fans of horror movies may also want to explore similar titles below.