Marvel's classic comic book comes to life in this exciting big-screen adaptation. The story focuses on the efforts of a well - intentioned professor, Charles Xavier (Patrick Stewart). By pulling together a group of superhuman mutants, Professor X hopes to prove to the world that these genetically enhanced beings are not the dangerous, evil villains, humanity claims them to be. When Magneto, an angry mutant, vows to eradicate human existence, up to the X-Men to save the day and keep the world united.