Catch22 is a 1970 satirical comedydrama war film adapted from the novel of the same name by Joseph Heller. In creating a black comedy revolving around the lunatic characters of Hellers satirical antiwar novel set at a fictional World War II Mediterranean base, director Mike Nichols and screenwriter Buck Henry also in the cast worked on the film script for two years, converting Hellers complex novel to the medium of film.
Captain Yossarian Alan Arkin, a U.S. Army Air Force B25 bombardier, is stationed on the Mediterranean base on Pianosa during World War II. Along with his squadron members, Yossarian is committed to flying dangerous missions, and after watching friends die, he seeks a means of escape.Futilely appealing to his commanding officer, Colonel Cathcart Martin Balsam, who continually increases the number of missions required to rotate home before anyone can reach it, Yossarian learns that even a mental breakdown is no release when Doc Daneeka Jack Gilford explains the Catch22 the Army Air Corps employs. As explained, an airman would be crazy to fly more missions and sane if he didnt, but if he was sane hed have to fly them. If he flew them he was crazy and didnt have to but if he didnt, he was sane and had to. ........
Source: Wikipedia