Question: Which of Andrea Louise Riseborough's film appearances included a film that premiered at the 2012 Sundance Film Festival?
Context: The Pact is a 2012 American supernatural horror film written and directed by Nicholas McCarthy and starring Caity Lotz and Casper Van Dien.  The film was made following the success of McCarthy's short film of the same name which premiered at the 2012 Sundance Film Festival.  The film follows Annie, whose mother has recently died, as she tries to discover what caused her sister, Nicole, and her cousin, Liz, to disappear.  The film premiered at the 2012 Sundance Film Festival on January 20, opening to generally favourable reviews.  The film was released in the United States on June 6, 2012 in select cinemas and 8 May 2012 in the UK and Ireland. L ("Learning") is a Greek movie produced in 2011, directed by Babis Makridis, written by Babis Makridis and Efthymis Filippou, based on an original idea by Yorgos Giokas.  It is the first Greek movie selected to compete at the 2012 Sundance Film Festival (19–29 January 2012) where its international premiere will take place.  The movie is also nominated to compete in the official Tiger Awards competition in the International Film Festival Rotterdam (25 January – 5 February 2012) where its European premiere will take place.The film was nominated for Best Script award at the Hellenic Film Academy Awards.  A six-minute extract of the movie was first released at the Work Progress Section of the Karlovy Vary International Film Festival, at the Czech Republic in July 2011.  L is Makridis's first feature film.  His short film "The Last Fakir" (2005) was awarded the "Newcomer's Prize" at the 2005 International Short Film Festival in Drama which takes place in Greece. Andrea Louise Riseborough (born 20 November 1981) is an English stage and film actress.  Her film appearances include "Birdman or (The Unexpected Virtue of Ignorance)", "Oblivion", "Welcome to the Punch", "Disconnect", "Shadow Dancer", "W.E.", "Brighton Rock", "Made in Dagenham", "Never Let Me Go", "Happy-Go-Lucky", and "Venus". Jennifer Phang is a filmmaker most known for her feature films "Advantageous" (2015), which premiered at the 2015 Sundance Film Festival and won a Special Jury Award for Collaborative Vision there and was also based on her award-winning short film of the same name, and "Half-Life" (2008), which also premiered at the 2008 Sundance Film Festival and won "Best Film" awards at a number of film festivals including the Gen Art Film Festival, the San Francisco International Asian American Film Festival (now known as CAAMFest) as well an "Emerging Director Award" at the Asian American International Film Festival. Cutter Shepard Hodierne (born October 27, 1986) is an American filmmaker best known for winning the Grand Jury Prize at the 2012 Sundance Film Festival for his short film, Fishing Without Nets, and for winning the Directing Award at the 2014 Sundance Film Festival for a feature version of the same film. Wrong is a 2012 French-American independent surreal comedy film written and directed by Quentin Dupieux.  The film stars Jack Plotnick and premiered at the 2012 Sundance Film Festival.  It was part of the Toronto International Film Festival's Official Selection.  The producers of the film are Charles-Marie Anthonioz, Gregory Bernard, The Comedy is a 2012 metamodern film directed and co-written by Rick Alverson, and starring Tim Heidecker.  Supporting actors include Eric Wareheim (Tim and Eric), James Murphy (LCD Soundsystem), and Gregg Turkington (better known as Neil Hamburger).  The film was premiered at the 2012 Sundance Film Festival and screened within such festivals as Maryland Film Festival 2012.  The film was distributed by Tribeca Film and was slated for theatrical release on November 9, 2012 and nationwide On Demand starting October 24, 2012. Craig William Macneill is an American film director, writer, and editor.  He is most known for his feature film debut "The Boy", which premiered in the narrative competition at the 2015 SXSW Film Festival and which was also based on a previous short film he co-wrote, directed, and edited titled "Henley", which screened in competition at the 2012 Sundance Film Festival and won the grand jury prize for "Best Short Film" at the Gen Art Film Festival and Clint Eastwood’s Carmel Film and Arts Film Festival.  Macneill is directing the first season of the limited anthology television series "Channel Zero"": Candle Cove".  The show is executive produced by Max Landis and Nick Antosca and stars Paul Schneider and Fiona Shaw. Shadow Dancer is a 2012 British-Irish drama film directed by James Marsh and based on the novel of the same name by Tom Bradby who also wrote the film's script.  The film premiered at the 2012 Sundance Film Festival and was screened out of competition at the 62nd Berlin International Film Festival in February 2012. Andrew Ahn is an American filmmaker born and raised in Los Angeles.  His short film "Dol (First Birthday)" premiered at the 2012 Sundance Film Festival.  His 2016 feature film "Spa Night" premiered at the 2016 Sundance Film Festival.
Answer: Shadow Dancer