Motives and Murders Episode Rating Graph

A healthy Georgia police officer, Glenn Turner, dies after a case of the flu from what's found to be cardiac arrhythmia. His wife remarries a firefighter, Randy Thompson, who soon dies from the same illness. Detectives investigate the case and uncover a twisted tale of love, passion, and ultimate betrayal by a killer who almost gets away with it.

The body of Paul Campagna is discovered in an old cement quarry and has all the signs of a mob hit. What detectives unravel is far stranger: a twisted relationship between two brilliant men from wealthy families that ends in murder.

A popular teenager, Evelyn LeBlanc, is found dead at a nearby school. With no leads, the case goes cold. Years later and hundreds of miles away, another woman is viciously stabbed. A crucial piece of evidence links the two assaults and finally brings closure to the case.

The brutal murder of two taxi drivers, Eleazar Hinojosa and John Parrish, in two days has cabbies fearing for their lives. Several eye witnesses identify a suspect, but the lead goes cold. Years later, a critical piece of evidence breaks the case wide open.

Months from their 25th wedding anniversary, Ian and Nancy Blackburn found brutally murdered inside their car. Authorities believe it's a random killing, until an investigator makes a daring move that launches a nationwide hunt for a serial killer.

The murder of Ardeth Wood and the search for her killer are detailed.

A mother leaves for a weekend with her ex-boyfriend and is never seen again. With no evidence and no body, the case goes cold. A bank transaction and a mysterious woman catch the eyes of detectives as one goes undercover to bring the murderer to justice.

A resident is missing and an old flame visits his house to find a suspicious man at the door. An hour later, the man is gone and there are traces of blood and a kidnapping. Detectives launch one of the province's biggest manhunts, in a race against time.

In a quiet neighbourhood, a homeless man makes a sickening discovery while rummaging in a dumpster. A severed human arm! As detectives discover another arm at the scene, an investigation is launched to find the sadistic killer... and the rest of the body.

A middle-aged cab driver is brutally murdered, mutilated, and dumped in a parking lot. Detectives suspect foul play, until a second cabbie is slain days later. Police spend months on surveillance in a case so bizarre they call it "the case of a lifetime.

A father of two is shot at point blank range on the doorstep of his home. Detectives notice a similar M.O. to the murder of a drug dealer, giving them a suspect.

A loving family is enjoying a local pub until the father is found in a hallway, pummeled to death. An unlikely witness, unusual bruises, and a dog tag from the scene lead detectives to a gang.

A retired real estate agent returns from his routine evening bike ride and is brutally bludgeoned to death in his own garage. Detectives suspect foul play within the family. A treacherous tale of love and deception leads to a national manhunt for justice.