The X-Files is a 1998 American science fiction thriller film based on Chris Carter's television series of the same name, which revolves around fictional unsolved cases called the X-Files and the characters solving them. It was directed by Rob Bowman, written by Carter and Frank Spotnitz and featured five main characters from the television series: David Duchovny, Gillian Anderson, Mitch Pileggi, John Neville, and William B. Davis reprise their respective roles as FBI agents Fox Mulder and Dana Scully, FBI Assistant Director Walter Skinner, Well-Manicured Man, and the Cigarette-Smoking Man. The film was promoted with the tagline Fight the Future.

David William Duchovny is an American actor, writer, producer and musician. He portrayed FBI agent Fox Mulder on the television series The X-Files and played the writer Hank Moody on the television series Californication (2007–2014), both of which have earned him Golden Globe awards. Duchovny appeared in both X-Files films—the 1998 science fiction-thriller of the same name and the supernatural-thriller The X-Files: I Want to Believe (2008). He executive-produced and starred in the historically based cop drama Aquarius (2015–2016).