21 Hours at Munich is a 1976 American historical drama television film directed by William A. Graham and starring William Holden, Shirley Knight and Franco Nero.

It is based on the 1975 non-fiction book The Blood of Israel by Serge Groussard,[1] and it deals with real events concerning the Munich massacre during the 1972 Summer Olympics.

[3] Despite its television origin, the film was released theatrically in several foreign countries.

[4] A dramatization of the incident in 1972 when Arab terrorists broke into the Olympic compound in Munich and murdered 11 Israeli athletes.

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