- Cast: Gerard Butler, Amber Valletta, Michael C. Hall, Kyra Sedgwick, Logan Lerman, Alison Lohman, Terry Crews, Ramsey Moore, Ludacris, Aaron Yoo, Jonathan Chase, Dan Callahan, Brighid Fleming, Johnny Whitworth, Keith Jardine, Michael Weston, Joseph D. Reitman, John de Lancie, Milo Ventimiglia, Zoe Bell, John Leguizamo, Noel Gugliemi, Henry Hayashi, Keith David, Rebekah Tarin, Ashley Rickards, Ariana Scott, Lloyd Kaufman, Adam Loeb, Efren Ramirez
- Directors: Mark Neveldine, Brian Taylor
- Writers: Mark Neveldine, Brian Taylor
- Producers: Gary Lucchesi, Tom Rosenberg, Skip Williamson, Richard S. Wright
- Executive Producers: James McQuaide, Mark Neveldine, Michael Paseornek, Eric Reid, David Rubin, Brian Taylor
- Art Directions: Peter Borck, James F. Oberlander, Sebastian Schroder
- Castings: J.C. Cantu, Mary Vernieu
- Costume Design: Alix Friedberg
- D.O.P.: Ekkehart Pollack
- Editors: Peter Amundson, Fernando Villena, Doobie White
- Makeup: Jane Galli
- Production Designs: Robb Williamson, Geoff Zanelli
- Set Decoration: Jerry Fleming
In 2034, mind-control technology has taken society by storm, and a multiplayer on-line game called "Slayers" allows gamers to control human death row prisoners in mass-scale deathmatches. Any inmate who lives through 30 matches wins his freedom. Simon (Logan Lerman) controls Kable (Gerard Butler) the on-line champion of the game having won 27 matches and lived through them all, with his every move tracked by millions, his ultimate challenge becomes regaining his identity and independence by defeating the game's mastermind (Michael C. Hall) through launching an attack on the system that has imprisoned him.
- Aspect Ratio: 2.35:1
- Filming Locations: Albuquerque, USA
- Production Budget: $40 million
- Production Companies: Lakeshore Entertainment, Lionsgate
- Production Schedule: 5 November 2007 - January 2008
- The crew used special hand-held Red One digital cameras, which allowed the special effects team to begin work normally done in post-production after each day's shooting.
- In March 2009, the film's working title was changed from "Game" to "Citizen Game". In May 2009 another name change was announced, the new name being "Gamer"