Is Catch 22 the movie similar to book 22?

Catch-22 is both a book and a movie. The movie was released in 1970 and directed by Mike Nichols. It is adapted from the 1961 novel Catch-22 by Joseph Heller and stars Alan Arkin, Art Garfunkel, Bob Balaban, Martin Sheen, Jack Gilford, Charles Grodin, and Jon Voight. The film follows Yossarian, a U.S. Army bomber pilot during World War II who is frustrated by the war, bureaucracy, and military culture.