Cold Case Detectives Season 2 is yet to be announced by ITV1

Investigators question a new suspect in a 40-year-old rape case, and continue on the trail of the unsolved murder of a Cardiff taxi driver in 1979. Using the latest developments in forensic science to uncover new evidence, the specialist team from South Wales Police are determined to finally get justice for historic cases of unsolved murder, rape and sexual assault.

Detectives interview a fresh witness who could identify the killer of a young Cardiff girl in a 60-year-old murder case. Using the latest forensic science developments to uncover new evidence, a team from South Wales Police are determined to finally get justice for historic cases of murder, rape and sexual assault, including for the murdered six-year-old, Carol Ann Stephens.

The series begins with the 60-year-old case of the murder of six-year-old Carol Ann Stephens. Using the latest developments in forensic science to uncover new evidence, the team revisit old crime scenes, interview new witnesses and re-examine crucial pieces of evidence in the case.