Drei Männer im Schnee 1974

Directed by Alfred Vohrer

This film adaptation of Erich Kästner's book is about a millionaire who wants to travel to a hotel under a false name and test how "normal people" are treated. The hotel staff receive a warning, but mistake another man for the fake millionaire and treat him like God in France, while he doesn't feel the slightest bit of even luxurious treatment