Otto Eduard Hasse (11 July 1903 – 12 September 1978) was a German film actor and director.

[1] He first appeared at theatres in Thale, Breslau, and from 1930 till 1939 at the Kammerspiele in Munich, where he also worked as a stage director for the first time.

After World War II Hasse became a famous German film actor, also internationally appearing in the Alfred Hitchcock film I Confess (1953) with Montgomery Clift and Anne Baxter, and starring with Clark Gable and Lana Turner in Betrayed (1954).

[3] Hasse was the German dubbing voice of Charles Laughton, Humphrey Bogart, Spencer Tracy and Clark Gable.

[5][6][7] His life partner for 30 years was entrepreneur Max Wiener, who worked as a manager at the Swiss media corporation Ringier and was an early gay rights and AIDS advocate.