The Green Emperor (German: Der grüne Kaiser) is a 1939 German crime film directed by Paul Mundorf and starring Gustav Diessl, Carola Höhn and René Deltgen.

It was inspired by the real-life case of a Belgian financier who had gone missing during a flight across the English Channel.

[1] The film's sets were designed by the art director Erich Kettelhut.

A shady British businessmen frames his pilot for his staged murder.

After being released from prison, the pilot attempts to track down his former employer who is still alive.