Chiwetel Ejiofor and Kristen Wiig in The Martian (2015)

Chiwetel Ejiofor and Donald Glover in The Martian (2015)

Aksel Hennie and Sebastian Stan in The Martian (2015)

Matt Damon and Ridley Scott in The Martian (2015)

Kristen Wiig at an event for The Martian (2015)

Matt Damon and Ridley Scott at an event for The Martian (2015)

Chiwetel Ejiofor at an event for The Martian (2015)

Neil deGrasse Tyson at an event for The Martian (2015)

Matt Damon, Aksel Hennie, Kate Mara, Jessica Chastain, and Sebastian Stan in The Martian (2015)

Chiwetel Ejiofor, Mackenzie Davis, and Csilla Bedi in The Martian (2015)

Matt Damon, Aksel Hennie, Kate Mara, Michael Peña, Jessica Chastain, and Sebastian Stan in The Martian (2015)