David Duchovny . He is known for playing FBI Agent Fox Mulder on the television series The X-Files and writer Hank Moody on the television series Californication , both of which have earned him Golden Globe awards . The X-Files . The series revolves around Federal Bureau of Investigation ( FBI ) special agents Fox Mulder ( David Duchovny ) and Dana Scully ( Gillian Anderson ) who investigate X-Files : marginalized , unsolved cases involving paranormal phenomena . The X-Files (film) . Five main characters from the television series appear in the film : 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 X-Files told the story of David Duchovny.