An East Indian Sikh is lured to his death, but diligent detective work and DNA nails the killer, who believed he had gotten away with murder.

In 2001 Toronto, there is a series of murders of homeless people. The latest killing is of a gentle man, well known in the area by residents who nicknamed him Santa Claus.

Behavioral profiling helps detectives zero in on an arsonist.

A sexual predator is caught thanks to the forensic sciences of behavioural and geographical profiling.

The number of deaths in a hospital increases dramatically, and one nurse believes there must be more to this than just natural causes.

A serial bomber terrorises a community and manages to elude capture for eight years, until forensic document analysis helps ink a conviction.