Exhibit A: Secrets of Forensic Science – Season 4

Time Bomb

North Bay

Accident

Beauty Shop Bandit

Turnbull

If the Shoe Fits

High Park Rapist

Root Cause

Murder in a Small Town

Nine Lives

A geneticist and feline expert match a pet cat's DNA to the hairs on the jacket of a murdered woman.

Point Blank

The Two Mr. Smiths

Bare Bones

Dead Drunk

A man identified as a serial killer is tried in a case of homicide by alcohol poisoning.