The Iceman is a true crime movie based on the life of Richard Kuklinski, a contract killer and notorious mafia hitman. Starring Michael Shannon in the lead role, the film delves into Kuklinski's double life as a devoted family man and a cold-blooded murderer. The Iceman offers a chilling portrayal of a man who managed to keep his criminal activities hidden for years, highlighting the complexities of his character and the consequences of his actions.