Riders of Justice ( Danish : Retfærdighedens Ryttere ) is a 2020 Danish action comedy film , written and directed by Anders Thomas Jensen . The film was released in Denmark on 19 November 2020, receiving positive reviews from critic Mathilde loses her mother in a train collision and her father, Markus, a soldier serving in Afghanistan, comes home to look after his young daughter. Mathilde and Markus find it difficult to come to terms with the tragedy, causing strain in their relationship, with Markus rejecting counselling. Markus is approached by a man named Otto (who was on the same train with Markus's wife) who informs him that the collision wasn't accidental, but rather a murder to eliminate a key witness about to give evidence against the leader of the "Riders of Justice" motorbike-criminal gang. With the help of Otto's hacker friends, Lennart and Emmenthaler, the group identifies a suspicious man who left the train seconds before the a...