Murder She Solved: True Crime - Season 2 (2011)

Peggy Carr and two of her sons are rushed to hospital with extreme pain and nausea. Doctors are initially baffled by the trio's symptoms but when they test positive for a rare and deadly poison, detectives launch an investigation. Forensics indicates someone has tampered with bottles of coke in the Carr family home. Peggy dies in hospital, and Detective Susan Goreck goes undercover to find the killer - with the investigation, and her life, on the line.

A young man is found murdered beside train tracks and his young girlfriend is missing. Detectives hunt for the killer while frantically searching for the girl, hoping to find her in time - alive. The year-long investigation takes police deep into the seedy underworld of freight train riders, where they suspect a serial killer at work.

A body discovered in the shallow waters of an old cement quarry has all the signs of a mob hit. What detectives unravel is far stranger: a twisted relationship between two educated, smart men from good families, that ends in murder.

Just months from their 25th wedding anniversary, a gentle North Toronto couple is found brutally murdered for no apparent reason. With all leads exhausted and chance of finding their killing diminishing, police turn to a criminal profiler with the hopes she will help catch a psychopathic on the run.

The brutal murder of two taxi drivers in two days has Austin cabbies fearing for their lives and police are under mounting public pressure to track down the killer. After several eye-witnesses identify a suspect in a photo line-up, police think they have their guy, but with no physical evidence that puts him at the scene, the jury acquits him. The case is shelved until 14 years later when a fingerprint ID breathes life into this cold case.