Cold Case Killers Episode Rating Graph

Following the murder case of 26-year-old Surjit Athwal, who failed to come home to London from a family trip to India in the December of 1998. Her husband and mother-in-law returned without her claiming that Surjit changed her travel plans, however Surjit's brother Jagdeesh reported her as a missing person to the police. Law enforcement faced a wall of silence from the tight knit Sikh community. A women who knew what had happened to Surjit feared she would be the next to disappear if she chose to reveal the truth.

Investigating the murder case of Samo Paul and Tracey Turner from the 1990s. In 1997 former Chief constable Mick Creedon and his team in Leicester announced that the cold case murders are the work of one man- a serial sexual predator who is still out there. Creedon uses the DNA in an attempt to catch the killer before he strikes again.

The gripping series returns with the case of a multi-generation murder in Wales. It took years to bring the killer to justice - had they been hiding within the police's own ranks?

Soon after the corpses of two teens were found, a decades-spanning investigation began.

In 1979, 22-year-old Teresa de Simone is found murdered in the back of her car. Sean Hodgson is found guilty and sentenced to life but hopes that new DNA technology will clear his name.

After 19-year-old Cassandra McDermott is found dead in her home, her family endure a cruel waiting game as their only hope for justice is if the murderer tries to kill again.