 | Kevin James | .... | Scott Voss |
 | Salma Hayek | .... | Bella Flores |
 | Henry Winkler | .... | Marty Streb |
 | Greg Germann | .... | Principal Betcher |
 | Joe Rogan | .... | Himself |
 | Gary Valentine | .... | Eric Voss |
 | Charice | .... | Malia |
 | Bas Rutten | .... | Niko |
 | Reggie Lee | .... | Mr. De La Cruz |
 | Mark DellaGrotte | .... | Himself |
 | Mookie Barker | .... | Assistant Principal Elkins |
 | Jackie Flynn | .... | Joe Duffy |
 | Nikki Tyler-Flynn | .... | Molie Streb |
 | Melissa Peterman | .... | Lauren Voss |
 | Thomas C. Gallagher | .... | Peter Voss |
 | Blaine Stevens | .... | Mary Shannon Voss |
 | Jonathan Michael Trautmann | .... | Derrick |
 | Germaine De Leon | .... | Martinez |
 | Steven Ritchie | .... | Brian |
 | Shelly Desai | .... | Miguel |
 | Earnestine Phillips | .... | Muba |
 | Richard Arum | .... | French Man |
 | Nils Veenstra | .... | Nard |
 | Philippe Stella Jan Cornelis | .... | Koen |
 | John C. Blenn | .... | Bearded Board Member |
 | Gabriel Ricker | .... | Student in Stairwell |
 | Evan Reuben | .... | Student Bassist |
 | Krzysztof Soszynski | .... | Ken Dietrich |
 | Mike Goldberg | .... | Himself |
 | Bruce Buffer | .... | Himself |
 | Herb Dean | .... | Himself |
 | Jacob 'Stitch' Duran | .... | Himself |
 | Lenny Clarke | .... | Loud Dietrich Fan |
 | Ryan Parsons | .... | Dietrich's Cornerman |
 | Jason Miller | .... | 'Lucky' Patrick Murphy |
 | Jeff Sussman | .... | Ref at College Gymnasium |
 | Scott Voss | .... | Tattooed Man at Factory |
 | James Robinson | .... | Fighter at Factory |
 | Justin McKinney | .... | Ref at Factory |
 | Richie Minervini | .... | Announcer at Factory |
 | Rafael Cordeiro | .... | Fighter at Pier |
 | Nicholas Turturro | .... | Ref at Pier |
 | Craig Minervini | .... | Announcer at Pier |
 | Satoshi Ishii | .... | Fighter at Fairgrounds |
 | Michael Burton | .... | Ref at Fairgrounds |
 | Mark Muñoz | .... | Fighter at Lombardo's |
 | George Klein | .... | Ref at Lombardo's |
 | Wanderlei Silva | .... | Himself |
 | Romulo Barral | .... | Fighter at Horse Arena |
 | Gino Falsetto | .... | Ref at Horse Arena |
 | Chael Sonnen | .... | Arguing Fighter |
 | Natalie Boss | .... | Health Club Receptionist |
 | Daniel Guire | .... | Yoga Student |
 | Frank Coraci | .... | Disoriented Gym Patron |
 | Joseph Anderson | .... | Man with Guitar |
 | Odis Spencer Jr. | .... | Citizenship Official |
 | Melchor Menor | .... | Sityodtong Gym Fighter |
 | Daniel Perez | .... | Sityodtong Gym Fighter |
 | Neil LeGallo | .... | Sityodtong Gym Fighter |
 | Marie Dellagrotte | .... | Herself |
 | Rick Pistone | .... | Cutman |
 | Rick Pistone | .... | Krystoff |
 | Barry Ace | .... | Jumping Spectator (uncredited) |
 | Diana Afonso | .... | Ringside Attendant (uncredited) |
 | Ahmed al-Gendy | .... | Youth at Asian Restaurant Table (uncredited) |
 | Tim Alba | .... | Fight Patron (uncredited) |
 | Charlie Alejandro | .... | Citizenship Student (uncredited) |
 | Kilo Alexander | .... | MMA Rocker Kid (uncredited) |
 | Emmalyn Anderson | .... | High School Student (uncredited) |
 | Jacqueline Astbury | .... | Bicyclist (uncredited) |
 | Stephanie Atkinson | .... | Teacher (uncredited) |
 | Kristen Augenfeld | .... | Spectator (uncredited) |
 | Adrianne Balcom | .... | Audience Member (uncredited) |
 | Kt Baldassaro | .... | Spectator for the Patrick Murphy Fight (uncredited) |
 | Ronald Boone | .... | Fight Promoter (uncredited) |
 | Van Brockmann | .... | Non-U.S.Citizen (uncredited) |
 | Jodie Brunelle | .... | Yoga Student (uncredited) |
 | Jeff T. Buco | .... | Gym Patron (uncredited) |
 | Tom Carrigan | .... | Fight Patron (uncredited) |
 | Arianny Celeste | .... | Arianny (uncredited) |
 | Chemi Che-Mponda | .... | INS Class Student (uncredited) |
 | Seth Chitwood | .... | Student (uncredited) |
 | Patty Chong | .... | Fight Spectator (uncredited) |
 | David Joseph Clarke | .... | Spectator (uncredited) |
 | Jeffrey Corazzini | .... | Cameraman (uncredited) |
 | D. W. Cormier | .... | UFC Cameraman (uncredited) |
 | Jonathan Cornett | .... | Fight Patron (uncredited) |
 | Christopher Coulouras | .... | MGM Grand Spectator (uncredited) |
 | Max Cross | .... | Fight Spectator (uncredited) |
 | Lily Davis | .... | Student (uncredited) |
 | Richard DeAgazio | .... | Ringside Fight Judge (uncredited) |
 | Kachina Dechert | .... | Ring Girl (uncredited) |
 | Kevin DeCoste | .... | Traveller (uncredited) |
 | Ronald Diberto | .... | (uncredited) |
 | Bob Dio | .... | Ring Doctor (uncredited) |
 | Jonathan Draxton | .... | Fight Patron (uncredited) |
 | Alex East | .... | VIP Girl (uncredited) |
 | Paul Elicone | .... | Fight Spectator (uncredited) |
 | R. W. Enoch | .... | Band Member (uncredited) |
 | Jaquelyn Fabian | .... | Biology Student (uncredited) |
 | Marc Ferrante | .... | New Citizen (uncredited) |
 | Eric Ferraz | .... | Press Photographer at MMA Match (uncredited) |
 | Kori Dawn Ferro | .... | High School Student (uncredited) |
 | Sarah Fischer | .... | VIP Fight Viewer (uncredited) |
 | Christopher Fisher | .... | MMA Fan (uncredited) |
 | Mathew Fisher | .... | MMA Heckler (uncredited) |
 | Shawn Fogarty | .... | MGM Grand Ringside Photographer (uncredited) |
 | Joe Ford | .... | Spectator (uncredited) |
 | Jane Forrestal | .... | Fight Patron (uncredited) |
 | Carlyne Fournier | .... | Patron (uncredited) |
 | John Franchi | .... | Blogger (uncredited) |
 | Victor Franko | .... | Spectator (uncredited) |
 | Nitasha Garcia | .... | Student (uncredited) |
 | Nitasha Garcia | .... | Fight Patron (uncredited) |
 | Nitasha Garcia | .... | New Citizen (uncredited) |
 | Alexander 'Alex' Garde | .... | Spectator (uncredited) |
 | Amanda George | .... | Fitness Club Receptionist (uncredited) |
 | Mickey Gilmore | .... | Vegas Show Guy (uncredited) |
 | Jayne Costello Goode | .... | Teacher (uncredited) |
 | Nick Grava | .... | Jacob (uncredited) |
 | Enku Gubaie | .... | Pedestrian (uncredited) |
 | Michael J Hammett | .... | Non-citizen (uncredited) |
 | Elle Hartman | .... | Spectator (uncredited) |
 | Zoe Hartman | .... | High School Student (uncredited) |
 | Jeff Hatin | .... | Spectator (uncredited) |
 | Cheryl Hawe | .... | Airline Passenger (uncredited) |
 | Mackenzie Hawe | .... | Airline Passenger (uncredited) |
 | Steve Head | .... | Warehouse Fight Patron (uncredited) |
 | Marisa Iacomini | .... | Fight Patron (uncredited) |
 | Frankie Imbergamo | .... | Traveller (uncredited) |
 | Mike Jablon | .... | UFC Fight Fan (uncredited) |
 | Charles Matumbi Jackson | .... | INS Class Student (uncredited) |
 | Marcela Jaramillo | .... | Spectator (uncredited) |
 | Marcela Jaramillo | .... | New Citizen (uncredited) |
 | Robert Javinett | .... | Fight Spectator (uncredited) |
 | Kimmie Johnson | .... | New Citizen (uncredited) |
 | Olivia Jordan | .... | Ring Girl (uncredited) |
 | Carl Juliano | .... | Biker at Dock Fights (uncredited) |
 | Georgina Ransley | .... | Fight Fan (uncredited) |
 | Casey Kelly | .... | MGM Grand Spectator (uncredited) |
 | J Parker Kent | .... | Fight Judge (uncredited) |
 | Krystal Kenville | .... | Spectator (uncredited) |
 | Jeffery Kincannon | .... | Official Fight Commissioner (uncredited) |
 | David A. Kirsch | .... | Press Photographer (uncredited) |
 | Seamus Knight | .... | Extra (uncredited) |
 | Ren Knopf | .... | Asst Athletic Commissioner (uncredited) |
 | Gwen Kosak | .... | Arena Fight Spectator (uncredited) |
 | Deme Lane | .... | Friend of Bella Flores (uncredited) |
 | Rob Lavin | .... | Fight Fan (uncredited) |
 | Jason Leal | .... | Ringside Photographer (uncredited) |
 | Jason Leal | .... | Fight Patron (uncredited) |
 | Savanah Lee | .... | Student (uncredited) |
 | James L. Leite | .... | Cornerman (uncredited) |
 | John Joseph Lindsey | .... | MMA Spectator (uncredited) |
 | Adam Lonergan | .... | Cornerman (uncredited) |
 | Adam Lonergan | .... | Fight Team (uncredited) |
 | Matthias Lupri | .... | Tennis Player (uncredited) |
 | Paul Lussier | .... | Spectator (uncredited) |
 | Phyllis Lynn | .... | Restaurant Patron (uncredited) |
 | Lindsay MacDonald | .... | Student (uncredited) |
 | John Macey | .... | Fight Patron (uncredited) |
 | Rich Manley | .... | Male Receptionist (uncredited) |
 | C. R. Marchi | .... | High Roller (uncredited) |
 | Tom Mariano | .... | Fight Patron (uncredited) |
 | Jeff Martineau | .... | Fight Gatekeeper (uncredited) |
 | Robert Masiello | .... | Airline Traveler (uncredited) |
 | Cristina Moody | .... | Patron (uncredited) |
 | Ashley Moran | .... | Fight Patron (uncredited) |
 | Tony Moreira | .... | Fight Promotions Staff (uncredited) |
 | Jason Mulcahy | .... | Photographer (uncredited) |
 | Ken Murray | .... | VIP Audience Member (uncredited) |
 | Chris Nuñez | .... | Fight Spectator (uncredited) |
 | Dillon O'Donnell | .... | Student (uncredited) |
 | Michael P. O'Toole | .... | High School Student (uncredited) |
 | Allan Oliveira | .... | Fight Spectator (uncredited) |
 | Richard Pacheco | .... | Time Keeper (uncredited) |
 | Chris Palermo | .... | Press Photographer (uncredited) |
 | Jim Patton | .... | High School Teacher (uncredited) |
 | Greg Paul | .... | Dock Fight Judge (uncredited) |
 | Steve Perry | .... | Fight Patron (uncredited) |
 | Dennis Pietrantonio | .... | EMT (uncredited) |
 | Jeana Pondelli | .... | Patron (uncredited) |
 | Christopher S. Porter | .... | Las Vegas High Roller (uncredited) |
 | David Pulson | .... | MGM Grand Patron (uncredited) |
 | Derek Raimo | .... | Fight Patron (uncredited) |
 | Seth Morgan Romero | .... | High School Student (uncredited) |
 | Gary Roscoe | .... | Athletic Commissioner (uncredited) |
 | Heather Rose | .... | Fan (uncredited) |
 | Deborah Rosencrans | .... | Citizenship Student (uncredited) |
 | Matt Rouillard | .... | Spectator (uncredited) |
 | Rob Roy | .... | Extra (uncredited) |
 | Kayla Ruhl | .... | VIP (uncredited) |
 | Autumn Sacramone | .... | Extra (uncredited) |
 | Jason Sandler | .... | High School Student (uncredited) |
 | Amber Shonts | .... | UFC Ring Girl (uncredited) |
 | Kenneth Siddons | .... | Spectator (uncredited) |
 | Rich Skinner | .... | VIP High Roller (uncredited) |
 | Matt Soscia | .... | Fight VIP Spectator (uncredited) |
 | Matthew Spinale | .... | Spectator (uncredited) |
 | David Struffolino | .... | Fair Booth Worker (uncredited) |
 | David L. Tamarin | .... | Fight Patron (uncredited) |
 | Michael Tarara | .... | Fan (uncredited) |
 | Adam Teper | .... | Fight Spectator (uncredited) |
 | Caitlin Blair Thistle | .... | Fight Spectator (uncredited) |
 | Pamela Valentine | .... | Fight Attendee (uncredited) |
 | Aingea Venuto | .... | Little Girl with Yellow Balloon (uncredited) |
 | George J. Vezina | .... | Teacher (uncredited) |
 | Billy 'V' Vigeant | .... | Weightlifter (uncredited) |
 | Kristin Waluk | .... | Fight Patron (uncredited) |
 | Jamie Christopher White | .... | MMA Patron (uncredited) |
 | James Wilcox | .... | Doctor (uncredited) |
 | William Xifaras | .... | Head of Security (uncredited) |
 | Luke Young | .... | Non-U.S. Citizen (uncredited) |
 | Teresa Zantua | .... | Teacher (uncredited) |
 | Alex Ziwak | .... | MMA Corner Man (uncredited) |