X-Men: Days of Future Past is a 2014 superhero film based on the fictional X-Men characters that appear in Marvel Comics. Directed by Bryan Singer, it is the seventh installment of the X-Men film series and acts as a sequel to both 2006's X-Men: The Last Stand and 2011's X-Men: First Class. The story, inspired by the 1981 Uncanny X-Men storyline "Days of Future Past" produced by Chris Claremont and John Byrne, focuses on two time periods and Wolverine going to 1973 to save the future of mankind. The film stars an ensemble cast, including Hugh Jackman, James McAvoy, Michael Fassbender, Jennifer Lawrence, Halle Berry, Anna Paquin, Ellen Page, Nicholas Hoult, Shawn Ashmore, Peter Dinklage, Ian McKellen, and Patrick Stewart. Simon Kinberg wrote the screenplay from a story conceived by him, Matthew Vaughn, and Jane Goldman.