Barry Keoghan appeared in a 2017 psychological horror-thriller film selected for competition at what festival?
Barry Keoghan: Barry Keoghan (born 18 October 1992) is an Irish actor. Barry Keoghan:  He has appeared in the films "Dunkirk" along with Mark Rylance, Tom Hardy, Cillian Murphy, Kenneth Branagh, Tom Glynn-Carney; "The Killing of a Sacred Deer" with Nicole Kidman, Colin Farrell and Alicia Silverstone; and "Trespass Against Us" with Michael Fassbender and Brendan Gleeson. The Killing of a Sacred Deer: The Killing of a Sacred Deer is a 2017 psychological horror-thriller film directed by Yorgos Lanthimos, from a screenplay by Lanthimos and Efthymis Filippou. The Killing of a Sacred Deer:  It was selected to compete for the Palme d'Or in the main competition section at the 2017 Cannes Film Festival.
Cannes Film Festival