X-Men: Days of Future Past is an upcoming American science fiction superhero film co-written, produced and directed by Bryan Singer and featuring the X-Men characters appearing in Marvel Comics. It is intended to be the seventh installment in the X-Men film series. The screenplay is written by Simon Kinberg, with Singer writing the story. The film is based on the 1981 Uncanny X-Men storyline "Days of Future Past" by Chris Claremont and John Byrne. It is the third X-Men film directed by Singer after 2000's X-Men and 2003's X2.
Days of Future Past acts as a sequel to both 2006's X-Men: The Last Stand and 2011's X-Men: First Class, featuring cast members from both: Hugh Jackman, Patrick Stewart, Ian McKellen, Halle Berry, Anna Paquin, Shawn Ashmore, Ellen Page, and Daniel Cudmore return from the X-Men: The Last Stand, while James McAvoy, Michael Fassbender, Jennifer Lawrence, Nicholas Hoult and Lucas Till return from X-Men: First Class. Peter Dinklage, Omar Sy, Booboo Stewart, Fan Bingbing, Adan Canto, Evan Peters and Josh Helman round out the film's principal cast. Principal photography began in April 2013 in Montreal, Canada and ended in August 2013.[2][3] The film was shot in 3D.