TMDb/How to Make a Killing TV Unravel the controversial ending of How to Make a Killing. Stars reveal the twist, the true mastermind, and an alternate finale that was scrapped. March 12, 2026 AceShowbiz - How to Make a Killing concludes with a gripping and complex twist that has sparked much discussion among audiences and critics alike. The film's star, Glen Powell, and director John Patton Ford recently revealed insights into the movie's controversial ending, discussing the choices made and an alternate finale that was ultimately discarded.