Question: which American-British film actress was one of the main actress in The X-Files
Context: Angel Locsin (born Angelica Locsin Colmenares; April 23, 1985) is a Filipina television and film actress, commercial model, film producer and fashion designer.  She came to prominence for her television roles as Alwina in the 2004 fantasy-themed television series "Mulawin" and as the superheroine Darna in the TV adaptation of the Mars Ravelo comics.  Locsin was a contract artist of GMA Network up to early 2007 until she transferred to its rival network, ABS-CBN.  She then starred as Lyka in the television series "Lobo", which earned her an International Emmy Award nomination for best performance.  She later on starred in blockbuster films "In The Name Of Love" and "One More Try" for which she garnered critical acclaim for both performances.  The two films earned Locsin the Star Award for Movies for Movie Actress of the Year and the Box-Office Entertainment Award for Film Actress of the Year, winning both awards two consecutive years.  In 2013, she won the FAMAS Award and the Film Academy of the Philippines Award for best actress for her performance in "One More Try". Susan Lee Hoffman is an American television and film actress perhaps best known for her role as Dr. Lisa Aronson in the film "Outbreak".  She has made numerous guest appearances in popular TV series such as "Growing Pains" (in the 1992 episode "Don't Go Changin'"), "ER" (in the 1995 episode "Home"), and "The X-Files" (in the 1997 episode "Synchrony").  Her last recorded acting appearance was in the 1999 episode "Wild Life" of the TV series "Martial Law". Gillian Leigh Anderson, {'1': ", '2': ", '3': ", '4': "} (born August 9, 1968) is an American-British film, television and theatre actress, activist and writer.  Her credits include the roles of FBI Special Agent Dana Scully in the long-running and widely popular series "The X-Files", ill-fated socialite Lily Bart in Terence Davies' film "The House of Mirth" (2000), and DSI Stella Gibson on the BBC crime drama television series "The Fall".  Among other honours, Anderson has won a Primetime Emmy Award, a Golden Globe Award and two Screen Actors Guild Awards. Dheem Tharikida Dhom is a Malayalam comedy film released in 1986, it was directed by Priyadarshan, this film is about an innocent young man joining a ballet team just to express his love towards the main actress.  Maniyan Pillai Raju and Lizy appeared in the leading roles, and were supported by Mukesh, Nedumudi Venu, Sreenivasan, Nedumudi Venu, Jagathi Sreekumar and Shankar.  The story is adapted from British musical comedy film "Happy Go Lovely". A Woman With a Bad Reputation (Arabic: امرأة سيئة السمعة‎ ‎ "Imraah sayiah al-samah") is a 1973 Egyptian film directed by Henry Barakat.  The main actress is Shams al-Baroudi. Kearen Pang is a Hong Kong cross-media creator who has written, directed and acted in theatrical productions and films.  She graduated from the Hong Kong Academy for Performing Arts, and joined the Chung Ying Theater Company in 1998 as a full-time actor.  She also participated in the theater in different positions, including stage director, musical, choreographer and producer.  She left Chung Ying in 2003.  In 2004 she studied in Paris Studio Magenia for mime and physical theater.  Her first film script was with Pang Ho-Cheung, co-director of the Berlin International Film Festival Silver Bear Award film Isabella (2006).  In 2005 she founded Kearen Pang Productions.  She was awarded the Best Actress (Comedy/Farce) at the Hong Kong Drama Awards.  In 2010, '’Sylvia'’ – an American drama was produced by Kearen Pang Production.  Kearen was the producer and main actress of the play – Sylvia.  This production was awarded as the 10 Most Popular Production of the Year in 2010, in the Hong Kong Drama Award.  "Sylvia" was then rerun in June 2011.  Kearen was elected by CNNGO. com as one of the "The Hong Kong Hot List: 20 People to Watch”, her drama play and script was described as “full of subtle drama and stealthy sentimentality that creeps into audiences hearts”.  In 2011, Kearen was elected by RTHK and Hong Kong Federation of Drama Societies as "The Most Impressive Actress" in HK theatre in past 20 years. Ira Sewaya (Sun Rise) (Sinhalese: "ඉර සේවය" ) is a 2015 Sri Lankan Sinhala drama film directed by Rodney Widanapathirana and produced by Kanthi Alahakone.  It stars Wimal Alahakone and Rebecca Nirmalee in lead roles along with Maureen Charuni and Ishara Wickremasinghe.  Music composed by Manoj Peiris.  Film was screened after the death of main actress Rebecca Nirmali.  The film has been shot in Sri Lanka and England both.  It is the 1244th Sri Lankan film in the Sinhala cinema.  It was also screened in Nepal organized by Embassy of Sri Lanka in Kathmandu. Kismet Ka Khel (Fate's Game) is a 1956 Hindi social crime drama film, produced and directed by Kishore Sahu.  Made under "Sahu Films Ltd.", the story and screenplay were by Kishore Sahu, with dialogue by Ramesh Gupta.  The music was composed by Shankar Jaikishan, while the lyricists were Shailendra and Hasrat Jaipuri.  The main actress was Vyjayantimala, while Sunil Dutt played the hero, with his acting being commended in the film.  The ensemble cast included Begum Para, Yashodhara Katju, Mukri, Kamaljeet, Jagdeep, Bhudo Advani, Tun Tun and Moni Chatterjee. The X-Files: I Want to Believe is a 2008 American supernatural thriller film directed by Chris Carter and written by both Carter and Frank Spotnitz.  It is the second feature film installment of "The X-Files" franchise created by Carter, following the 1998 film.  Three main actors from the television series, David Duchovny, Gillian Anderson, and Mitch Pileggi, reappear in the film to reprise their respective roles as Fox Mulder, Dana Scully, and Walter Skinner. Marilyn McIntyre (born May 23, 1949) is an American television and film actress.  She has had contract (series regular) roles in the television series "Watch Over Me", "Days of Our Lives", "One Life to Live", "Loving", and "Search for Tomorrow", and recurring guest star roles on "LA Law", "Judging Amy", "", "General Hospital", "The Young and the Restless", and "Ryan's Hope".  Ms. McIntyre has had guest star roles on numerous television series including "Chicago Hope", "The X-Files", "Dark Skies", among several others, and her film appearances include the recent hit of several shorts film festivals, "Into the Unknown", starring opposite her real-life significant other, James Harper; the smash-hit short, "George Lucas in Love"; "First Daughter", "What's Bugging Seth" (2005), "The Ring Two" (2005), and several others.  She has a varied background in theatre/stage performances and has appeared in leading roles on Broadway, Off & Off Off Broadway and in many of the country's leading regional theatres, including the Arena Stage (Washington, DC), Mark Taper Forum, South Coast Repertory, Houston's Alley Theatre, Missouri Rep, Walnut Street Theatre, and many others.  She received her training (BFA Degree) at the North Carolina School of the Arts, and her MFA in the graduate program at Pennsylvania State University.  Ms. McIntyre is an acting teacher and coach, currently teaching at California State University Northridge, North Carolina's Elon University summer program, "Elon in LA: Climing the LAdder", and the private Howard Fine Acting Studio and Ted Brunetti Studio, both in Hollywood.  McIntyre was born in Erie, Pennsylvania, the daughter of Jeanne Ellen (née Corzilius) and Roger McIntyre, an aeronautical engineer.
Answer: Gillian Leigh Anderson