Forensic pathologist Dr. Richard Shepherd investigates the murder of Jeffrey Howe; his body was found cut up into different pieces and strewn across the U.K. by Stephen Marshall and Sarah Bush.

Forensic pathologist Dr. Richard Shepherd investigates the murder of author Helen Bailey by her fiancé Ian Stewart; he also investigates the murder of his first wife, Diane Stewart, which was discovered following his trial for killing Helen.

Dr. Richard Shepherd investigates the murder of Stevie Allman in America, who was killed for financial gain by her own sister Sarah Mitchell, who dissected her body, set fire to her home, and then tried to get away with it by stealing her identity.

Forensic pathologist Dr. Richard Shepherd investigates the murder of lecturer Peter Farquhar, who was gaslighted then killed by Ben Field to inherit his money.

Forensic pathologist Dr. Richard Shepherd investigates the case of Timothy Pasa; Pasa is killed by his wife Barbara, who drugged him and then set fire to their family home.

The Truth About My Murder