Answer
In the film "Mission: Impossible," Jean Reno portrays the character Franz Krieger, a highly skilled and ruthless arms dealer. Krieger becomes a formidable adversary for Ethan Hunt (Tom Cruise) and his team as they attempt to stop him from selling a deadly nerve gas. Reno's portrayal of Krieger is both menacing and charismatic, adding depth and complexity to the film's antagonist.