Nicholas Hoult, James McAvoy, Michael Fassbender, and Jennifer Lawrence at an event for X-Men: Days of Future Past (2014)

Halle Berry, Bryan Singer, Patrick Stewart, Ian McKellen, Shawn Ashmore, Hugh Jackman, James McAvoy, Elliot Page, Omar Sy, and Simon Kinberg at an event for X-Men: Days of Future Past (2014)

James McAvoy, Michael Fassbender, and Jennifer Lawrence at an event for X-Men: Days of Future Past (2014)

Halle Berry, Ian McKellen, Shawn Ashmore, Elliot Page, Omar Sy, and Simon Kinberg at an event for X-Men: Days of Future Past (2014)

Halle Berry, Anna Paquin, and Jennifer Lawrence at an event for X-Men: Days of Future Past (2014)

Patrick Stewart and Hugh Jackman at an event for X-Men: Days of Future Past (2014)

Shawn Ashmore and Elliot Page at an event for X-Men: Days of Future Past (2014)

Nicholas Hoult, Hugh Jackman, and James McAvoy at an event for X-Men: Days of Future Past (2014)

Michael Fassbender and Jennifer Lawrence at an event for X-Men: Days of Future Past (2014)

Patrick Stewart, Ian McKellen, and Hugh Jackman at an event for X-Men: Days of Future Past (2014)

Ian McKellen and Michael Fassbender at an event for X-Men: Days of Future Past (2014)

Patrick Stewart and James McAvoy at an event for X-Men: Days of Future Past (2014)

Hugh Jackman at an event for X-Men: Days of Future Past (2014)

Halle Berry at an event for X-Men: Days of Future Past (2014)

Patrick Stewart, Hugh Jackman, and Michael Fassbender at an event for X-Men: Days of Future Past (2014)

Bryan Singer and Peter Dinklage at an event for X-Men: Days of Future Past (2014)

Ian McKellen in X-Men: Days of Future Past (2014)

Peter Dinklage in X-Men: Days of Future Past (2014)

Evan Jonigkeit in X-Men: Days of Future Past (2014)

Michael Fassbender in X-Men: Days of Future Past (2014)

Peter Dinklage and Josh Helman in X-Men: Days of Future Past (2014)

Evan Peters and Miya Shelton-Contreras in X-Men: Days of Future Past (2014)

Lucas Till in X-Men: Days of Future Past (2014)

Josh Helman in X-Men: Days of Future Past (2014)

Halle Berry in X-Men: Days of Future Past (2014)

Hugh Jackman in X-Men: Days of Future Past (2014)

Jennifer Lawrence in X-Men: Days of Future Past (2014)

James McAvoy in X-Men: Days of Future Past (2014)

Bingbing Fan and Booboo Stewart in X-Men: Days of Future Past (2014)

Bingbing Fan in X-Men: Days of Future Past (2014)

Nicholas Hoult and Hugh Jackman in X-Men: Days of Future Past (2014)

Nicholas Hoult, Hugh Jackman, and James McAvoy in X-Men: Days of Future Past (2014)

Lucas Till, Jaa Smith-Johnson, Jennifer Lawrence, Josh Helman, and Gregg Lowe in X-Men: Days of Future Past (2014)

James McAvoy and Michael Fassbender in X-Men: Days of Future Past (2014)

Halle Berry, Nicholas Hoult, Hugh Jackman, James McAvoy, Michael Fassbender, Omar Sy, Evan Peters, and Jennifer Lawrence in X-Men: Days of Future Past (2014)

Patrick Stewart, Ian McKellen, Nicholas Hoult, Hugh Jackman, James McAvoy, Michael Fassbender, Evan Peters, and Jennifer Lawrence in X-Men: Days of Future Past (2014)

Anna Paquin, Patrick Stewart, Hugh Jackman, Michael Fassbender, and Jennifer Lawrence in X-Men: Days of Future Past (2014)

Omar Sy in X-Men: Days of Future Past (2014)

Halle Berry, Patrick Stewart, Ian McKellen, Nicholas Hoult, Hugh Jackman, James McAvoy, Michael Fassbender, Omar Sy, Daniel Cudmore, and Jennifer Lawrence in X-Men: Days of Future Past (2014)

Ian McKellen and Michael Fassbender in X-Men: Days of Future Past (2014)

Halle Berry and Nicholas Hoult in X-Men: Days of Future Past (2014)

Hugh Jackman and Jennifer Lawrence in X-Men: Days of Future Past (2014)

Patrick Stewart, Ian McKellen, Hugh Jackman, James McAvoy, and Michael Fassbender in X-Men: Days of Future Past (2014)