Andrew Burfield killed his ex-partner Katie Kenyon with an axe, then claimed her death a freak accident. Experts reveal the signs of his deceptions.

Russell Williams led a shocking double life as a rapist and murderer. How did he give himself away as one of Canada's most dangerous criminals.

Robert Leeming, the prime suspect in a double-murder case, protests his innocence in a series of TV interviews. How did his risky publicity plan backfire.

Penny Jackson admits to killing her husband, only to plead not guilty in court. Experts examine an interview recorded on a police body cam to unravel the truth.

Five-year-old Logan Mwangi was killed by three members of his family. How did they attempt to cover up the crime, and why did they finally turn on each other.

Paul Hemming strangled his partner, dumped her body in woodland, then calmly returned home to their children. Experts examine his denials and deceptions.