Medical Detectives

In an unusual case, investigators use forensic evidence amounting to a squashed tomato and reflections in a photograph to catch a killer. S12, Ep5

After a Seattle rock singer was murdered it would take 11 years and DNA profiling to track down and convict the killer. S12, Ep7

The case of a missing woman uncovers a callous murder involving two former cellmates, one of whom is the woman's estranged husband. S12, Ep8

When a holidaymaker is stabbed and killed just yards from her hotel, the only clue for investigators is a discarded pair of trainers.

A girl's disappearance leads to a protracted investigation that uncovers a shockingly prolific serial killer. S12, Ep12

When a woman finds her roommates murdered on Halloween night, police use cutting edge forensic technology to find the killer. S12, Ep15

A woman's dedication to the belief that her husband was wrongly convicted of murder is eventually rewarded using forensic evidence. S12, Ep19

A murder committed in 1984 had many suspects but a dearth of evidence. A decade later, advancing technology sheds new light on the case. S12, Ep20

A woman's body is found at the roadside. Further inspection identifies her as the frightened victim of a road rage incident weeks earlier. S12, Ep21

An arson and murder case leaves the wrong man imprisoned, but with law books from the prison library he set about proving his innocence.