"Days of Future Past" is a popular storyline in the Marvel Comics comic book The Uncanny X-Men issues #141 and #142, published in 1981. It deals with a dystopian alternative future in which mutants are incarcerated in internment camps. An adult Kate Pryde transfers her mind into her younger self, the present-day Kitty Pryde, who brings the X-Men to prevent a fatal moment in history which triggers anti-mutant hysteria.



The upcoming sequel to X-Men: The Last Stand and X-Men: First Class is officially titled X-Men: Days of Future Past and will be directed by Bryan Singer, director of the first two X-Men films. Several actors from the past of the franchise are confirmed to return, including Hugh Jackman (Wolverine), Halle Berry (Storm), Ian McKellen (Magneto), Patrick Stewart (Professor X), Anna Paquin (Rogue), Shawn Ashmore (Iceman), Ellen Page (Shadowcat), Daniel Cudmore (Colossus), Michael Fassbender (Magneto), Nicholas Hoult (Beast), Jennifer Lawrence (Mystique), and James McAvoy (Professor X). Newcomers Peter Dinklage (Trask) and Omar Sy (Bishop) have also joined the cast along with Fan Bingbing (Blink), Booboo Stewart (Warpath) and Evan Peters(Quicksilver)."