Peter Lorre (June 26, 1904 – March 23, 1964) was a Hungarian-American actor frequently typecast as a sinister foreigner.

He caused an international sensation in 1931 with his portrayal of a serial killer who preys on little girls in the German film M. Later he became a popular featured player in Hollywood crime films and mysteries, notably alongside Humphrey Bogart and Sydney Greenstreet, and as the star of the successful Mr. Moto detective series.