Mark Wahlberg character Micky Ward
Christian Bale character Dick "Dicky" Eklund
Amy Adams character Charlene Fleming
Melissa Leo character Alice Eklund-Ward
Mickey O'Keefe character Himself
Dendrie Taylor character Gail 'Red Dog' Eckland Carney
Jack McGee character George Ward
Bianca Hunter character Cathy "Pork" Eklund
Erica McDermott character Cindy "Tar" Eklund
Jenna Lamia character Sherri "The Baby" Ward
Caitlin Dwyer character Kasie Ward
Frank Renzulli character Sal Lanano
Chanty Sok character Karen
Jackson Nicoll character Little Dickie
Sugar Ray Leonard character Himself
Melissa McMeekin character 'Little Alice' Eklund
Ted Arcidi character Lou Gold
Ross Bickell character Mike Toma
Sean Malone character Wolfie
Matthew Muzio character HBO Cameraman
Alison Folland character Laurie Carroll
Thomas Benton character Businessman
Jeremiah Kissel character Bald Businessman
Kim Carrell character Reporter
Dale Place character Referee Micky Vann
Bonnie Aarons character Crackhead Bonnie
Walter Driscoll character Court Officer
Jerrell Lee Wesley character Fight Spectator
Eric Weinstein character Micky's Friend
Anthony Molinari character Neary
Peter Cunningham character Mike 'Machine Gun' Mungin
Brian Christensen character Drunk Guy
Jen Weissenberg character Drunk Girl
Michael Buffer character Fight Announcer
Larry Merchant character Fight Announcer
Jim Lampley character Fight Announcer
Emanuel Steward character Fight Announcer
Roy Jones Jr. character Fight Announcer
George Foreman character Fight Announcer
Dicky Eklund Jr. character Man on Street #4
Charlie Alejandro character Movie Patron (uncredited)
Joseph Basile character Inmate Prisoner (uncredited)
Jeffrey Corazzini character Inmate (uncredited)
Conan Marchi character Inmate (uncredited)
Brina character Ringside Fan (uncredited)
Luisa Diaz character Ring card girl (uncredited)
John Franchi character VIP (uncredited)
Gino Cafarelli character Lowell Neighbor (uncredited)
Al Conti character Larry Merchant (uncredited)
Shawn Doherty character Road Crew Co Worker (uncredited)
Henry Penzi character Road Crew Co Worker (uncredited)
Ger Duany character Extra (uncredited)
Alex East character Fight Spectator (uncredited)
Dan Marshall character Fight Spectator (uncredited)
Jeff Martineau character Fight Spectator (uncredited)
Anastasia Sanidopoulos Mousis character Fight Spectator (uncredited)
Briggon Snow character Fight Spectator (uncredited)
Thomas Olson character Fight Photographer (uncredited)
Ron Shimshilashvili character Fight Fan (uncredited)
Susan Farese character British Press Reporter (uncredited)
Dennis Jay Funny character King, Ring Girl Escort (uncredited)
London Hall character Casino Gambler (uncredited)
Hunter Wilichoski character Casino Kid (uncredited)
Kimko character Referee (uncredited)
Dennis Lauricella character Boxing Referee (uncredited)
Alicia Love character Background (uncredited)
Joseph Oliveira character Spectator (uncredited)
Joe Siriani character Bodyguard (uncredited)
Anthony 'Ace' Thomas character Castillo
