M - Eine Stadt sucht einen Mörder
- Yil: 1931
- Mamlakat: Germany
- Janr: Drama, Thriller, Crime
- Studiya: Nero-Film AG
- Kalit so'z: berlin, germany, germany, psychopath, detective inspector, child murder, investigation, organized crime, serial killer, black and white, criminal, pre-code, psycho, expressionism, criterion, german expressionism, crime
- Direktor: Fritz Lang
- Cast: Peter Lorre, Ellen Widmann, Inge Landgut, Otto Wernicke, Theodor Loos, Gustaf Gründgens