King of Hearts (German: Herzkönig) is a 1947 German comedy film directed by Helmut Weiss and starring Hans Nielsen, Aribert Wäscher, and Sonja Ziemann.^[1] The film was the first production of Artur Brauner's CCC Films, which would develop into a leading company in West German cinema. It was made at the Tempelhof Studios in Berlin. The film's sets were designed by the art director Ernst H. Albrecht. In the Soviet Zone of Germany, it was released by the state-owned company DEFA.

King Michael XXXVII has a doppelganger Peter Petroni, who often makes sly comments about the monarchy. In his role of sovereign, Michael ban the writings of Petroni. However when the monarch gets drunk and misses his wedding date, the authorities get his lookalike Petroni to take his place.