Rome Express

Rome Express is a 1932 British thriller film directed by Walter Forde and starring Esther Ralston and Conrad Veidt. Based on a story by Clifford Grey, with a screenplay by Sidney Gilliat, the film is about a European express train to Rome carrying a variety of characters, including thieves, adulterers, blackmail victims, and an American silent film star. The film won the American National Board of Review award for Best Foreign Film. Rome Express was remade in 1948 as Sleeping Car to Trieste.

Before the journey starts, a valuable painting by Van Dyck has been stolen from an art gallery in Paris.Zurta, a mysterious and sinister character, boards the train with an accomplice to search for the stolen painting, which he believes to be in the possession of Poole. Poole attempts to avoid being found by hiding in his sleeping compartment. ........

Source: Wikipedia