Question: what film did Sarah Snook play in, that explored the themes of revenge and creativity?
Context: Sarah Snook (born 28 July 1987) is an Australian actress, widely known for her roles in "Predestination", "Holding the Man", "The Dressmaker", and "Steve Jobs". Not Suitable for Children is an 2012 Australian romantic comedy film directed by Peter Templeman and written by Michael Lucas.  It was released on 12 July 2012.  It stars Ryan Kwanten, Sarah Snook, and Ryan Corr. Oddball (extended to Oddball and the Penguins in some regions) is a 2015 Australian family film directed by Stuart McDonald.  It was released in September 2015 and stars Shane Jacobson, Coco Jack Gillies, Sarah Snook and Alan Tudyk.  It is based on a true story. The Dressmaker is a 2015 Australian revenge comedy-drama film written and directed by Jocelyn Moorhouse, based on the novel of the same name by Rosalie Ham.  It stars Kate Winslet as a femme fatale in the titular role of the dressmaker, Myrtle "Tilly" Dunnage, who returns to a small Australian town to take care of her ailing, mentally unstable mother.  The film explores the themes of revenge and creativity and was described by Moorhouse as "Clint Eastwood's "Unforgiven" with a sewing machine." Flyboys is a 2006 war drama film set during World War I, starring James Franco, Martin Henderson, Jean Reno, Jennifer Decker, David Ellison, Abdul Salis, Philip Winchester, and Tyler Labine.  It was directed by Tony Bill, a pilot and aviation enthusiast.  The screenplay about men in aerial combat was written by Phil Sears, Blake T. Evans and David S. Ward with the story by Blake T. Evans.  Themes of friendship, racial prejudice, revenge and love are also explored in the film. Jessabelle is a 2014 American supernatural horror film directed by Kevin Greutert and written by Ben Garant.  The film stars Sarah Snook, Mark Webber, Joelle Carter, David Andrews, Amber Stevens and Ana de la Reguera.  The film was released on November 7, 2014 by Lionsgate. Predestination is a 2014 Australian science fiction thriller film written and directed by Michael and Peter Spierig.  The film stars Ethan Hawke, Sarah Snook and Noah Taylor, and is based on the short story ""—All You Zombies—"" by Robert A. Heinlein. Holding the Man is a 2015 Australian romantic drama film adapted from Timothy Conigrave's 1995 memoir of the same name.  It was directed by Neil Armfield and stars Ryan Corr and Craig Stott, with supporting performances from Guy Pearce, Anthony LaPaglia, Sarah Snook, Kerry Fox and Geoffrey Rush.  The screenplay was written by Tommy Murphy who also adapted the memoir for the stage play. The Glass Castle is a 2017 American biographical drama film directed by Destin Daniel Cretton and written by Cretton, Andrew Lanham, and Marti Noxon, based on Jeannette Walls's 2005 memoir of the same name.  Depicting Walls's real-life childhood spent squatting in homes and living in poverty, the film stars Brie Larson as Walls with Naomi Watts, Woody Harrelson, Max Greenfield, and Sarah Snook in supporting roles.  The film was released on August 11, 2017, by Lionsgate and received mixed reviews from critics, who praised the performances of its cast (particularly Larson and Harrelson) but criticized the mishandled tones and material. Martine Beugnet is a French film theorist, and a Professor in Visual Studies at the Paris Diderot University.  She has written primarily on corporeality and sensation in avant-garde and narrative cinema, and has had her work published in several film journals.  She wrote her PhD thesis at the University of Edinburgh in 1999, on themes of sexuality and bodies in recent French cinema, citing filmmakers such as Claire Denis, Bertrand Blier, Jean-Jacques Beineix, Laetitia Masson, and Leos Carax.  She later wrote an entire monograph on the work of Claire Denis, where she invoked the of French philosopher Gilles Deleuze.  In 2005, she published a book on cinematic treatments of Marcel Proust, written in collaboration with Marion Schmid.  Two years later, she wrote a book titled "Cinema and Sensation", where she further explored themes she had written about in her PhD thesis, again invoking Deleuze.
Answer: The Dressmaker