Gillian Anderson net worth: Gillian Anderson is an American actress who has a net worth of $25 million. Gillian Anderson is probably most famous for playing the role of Special Agent Dana Scully on the long running American television series, The X-Files. She has also appeared in such films as The House of Mirth, The Mighty Celt, The Last King of Scotland, and two X-Files films: The X-Files, and The X-Files: I Want to Believe. She was born in Chicago, Illinois on August 9, 1968. Her father Edward Anderson owned a film post-production company. The X Files debuted on September 10, 1993 and ran until May 19, 2002. During that time The X Files aired 202 episodes over nine seasons on the Fox network. The X Files would eventually go on to become one of the highest rated and most profitable shows for Fox and launched both David Duchovny and Gillian Anderson's careers into A-List status. The show also spawned two feature films that performed modestly at the box office. Gillian Anderson has been married twice. Once to Clyde Klotz from 1994-1997 and a second time to Julian Ozanne from 2004-2007. She has three children, two of which come from a relationship with former boyfriend Mark Griffiths. Her first husband Clyde Klotz was an assistant art director on The X-Files.