High Quality Content by WIKIPEDIA articles! X2 (often promoted as X2: X-Men United and promoted in the UK as X-Men 2) is a 2003 superhero film based on the fictional characters the X-Men. Directed by Bryan Singer, it is the second film in the X-Men film series. It stars an ensemble cast including Patrick Stewart, Hugh Jackman, Ian McKellen, Alan Cumming, Famke Janssen, Anna Paquin, Shawn Ashmore, Aaron Stanford, Brian Cox, Rebecca Romijn, James Marsden, Halle Berry and Kelly Hu. The plot, inspired by the graphic novel God Loves, Man Kills, pits the X-Men and their enemies, the Brotherhood, against the genocidal Colonel William Stryker (Brian Cox). He leads an assault on Professor Xavier`s school to build his own version of Xavier`s mutant-tracking computer Cerebro, in order to destroy every mutant on Earth.