An all star cast includes Jennifer Lawrence, Hugh Jackman, Halle Berry, Michael Fassbender, Evan Peters, Ellen Page, Anna Paquin, Nicholas Hoult, James McAvoy, Peter Dinklage, Ian McKellen and Patrick Stewart. The X-Men send Wolverine to the past in a desperate effort to change history and prevent an event that results in doom for both humans and mutants. this is the first trailer in HD.