Riders of Justice (Retfærdighedens ryttere) is a 2020 movie directed by Anders Thomas Jensen starring Mads Mikkelsen.
Riders of Justice Plot
Markus, who has to go home to his teenage daughter, Mathilde, when his wife dies in a tragic train accident. It seems like an accident until a mathematics geek, who was also a fellow passenger on the train, and his two colleagues show up. (Filmaffinity)