Vince and Cesar get instruction from the ref (Darrel Foster), flanked by their trainers, played by Eloy Casados (left) and Henry G. Sanders (right).  Famed ring announcer, Michael Buffer stands behind the ref. 

Writer/director Ron Shelton with producer Stephen Chin

Kevin Costner, Annie Costner, and Lily Costner at an event for Play It to the Bone (1999)

Kevin Costner at an event for Play It to the Bone (1999)

Woody Harrelson at an event for Play It to the Bone (1999)

Ray Liotta and Michelle Grace at an event for Play It to the Bone (1999)

Antonio Banderas and Woody Harrelson in Play It to the Bone (1999)

Antonio Banderas, Lolita Davidovich, and Woody Harrelson in Play It to the Bone (1999)

Antonio Banderas, Lolita Davidovich, Woody Harrelson, and Aida Turturro in Play It to the Bone (1999)

Antonio Banderas, Lolita Davidovich, Woody Harrelson, and Lucy Liu in Play It to the Bone (1999)