X-Files Star Gillian Anderson Pregnant

Gillian Anderson and boyfriend Mark Griffiths are expecting their second child this fall.

The X-Files star and Griffith already have an 18-month-old son, Oscar.  Anderson, 39, also has a 13-year-old daughter, Piper, from a previous marriage.

Fans of the paranormal series can look forward to a second feature film based on the show, The X-Files: I Want to Believe, which hits theaters July 25.

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