Redbelt (2008)

A fateful event leads to a job in the film business for top mixed-martial arts instructor Mike Terry. Though he refuses to participate in prize bouts, circumstances conspire to force him to consider entering such a competition.

Director: David Mamet

Cast: Chiwetel Ejiofor, Tim Allen, Emily Mortimer, Max Martini, Matt Cable, Alice Braga, Jose Pablo Cantillo, Cathy Cahlin Ryan, Luciana Souza, Cyril Takayama, Scott Barry, Ricky Jay, Randy Couture, John Machado, Rodrigo Santoro, Ricardo Wilke, Caroline Correa, Jack Wallace