“Reacher” is an American action crime series on Amazon Prime Video, developed by Nick Santora and based on Lee Child’s Jack Reacher book series. Alan Ritchson stars as Jack Reacher, a former military policeman with remarkable skills, who battles dangerous criminals while traveling as a self-proclaimed hobo. The first season, adapted from Child’s debut novel “Killing Floor,” premiered on February 4, 2022, while the second season, based on “Bad Luck and Trouble,” was released on December 14, 2023, with a third season already confirmed. The show follows Reacher’s adventures as a drifter, investigating and combating conspiracies and crimes across the United States.