The 2008 TNA World X Cup Tournament was a professional wrestling X Cup Tournament produced by the Total Nonstop Action Wrestling (TNA) promotion. It was the third World X Cup Tournament and the last held as of 2020. The competition began on June 10, 2008 and concluded on July 13, 2008 at TNA's Victory Road pay-per-view (PPV) event. The tournament featured several international wrestlers alongside several TNA wrestlers. The theme of the contest was four competing teams, each representing a specific country or organization. However, the 2008 competition featured the debut of Team International, which represented several countries and cultures.
| Actor | Role |
|---|---|
 Patrick MartinAlex Shelley | Alex Shelley |
 José Gutiérrez HernándezUltimo Guerrero | Ultimo Guerrero |
| AAkihito SawafujiMilano Collection AT | Milano Collection AT |
 Dara DaivariDaivari | Daivari |
 Josh HarterChris Sabin | Chris Sabin |
 Daniel CovellCurry Man | Curry Man |
 Frank GerdelmanKaz | Kaz |
| NNaruki DoiHimself | Himself |
 Doug DurdleDoug Williams | Doug Williams |
 Rey BucaneroHimself | Himself |
 Renato Ruíz CortesAverno | Averno |
 Ramón RiveraVolador, Jr | Volador, Jr |
 Taichiro MakiTaichi Ishikari | Taichi Ishikari |
| MMasato YoshinoHimself | Himself |
 Tyson MoodyTyson Dux | Tyson Dux |
 Alex ShermanAlex Koslov | Alex Koslov |