Cold Squad — Episode 1: Jane Doe (1)

You are watching the episode Jane Doe (1) A 12 year old case where a murdered woman's death matched the M.O. of a now-convicted killer seems to be yet another victim. Until investigation shows the killer couldn't have done it. He was already in prison. McCormick and Logozzo try to find who was the original killer and who was the copycat. This two-part episode introduces Inspector Simon Ross.