Legion is a 2010 American action horror film directed by Scott Stewart and co-written by Stewart and Peter Schink. The film stars Paul Bettany, Lucas Black, Tyrese Gibson, Adrianne Palicki, Kate Walsh, and Dennis Quaid. Sony Pictures Worldwide Acquisitions Group acquired most of the film's worldwide distribution rights, releasing the film theatrically in North America on January 22, 2010 through Screen Gems. A story of the Second Coming, Legion follows a group of people as they attempt to protect an infant savior from angels and the possessed in an apocalypse.

Legion was released to negative critical reception, but was a success at the box office, earning over $67 million on a $26 million budget. A television series titled Dominion, set 25 years after the film, premiered on the American cable television network Syfy on June 19, 2014.