One Flew Over the Cuckoo's Nest

Randle McMurphy is an iterative ex-convict accused of multiple cases of attempted rape, so he will be admitted to a psychiatric facility to check if he's crazy, and so escapes, so far, to go to jail. The problem comes because McMurphy destabilizes psychiatric patients, since their ideas disrupt the peace and exhaustive control of the place.

Therefore, Ratched, the strictest of all nurses in there, nurse not stand to McMurphy and tries to keep at bay whenever possible.

McMurph still wants out, but when he make a friend of whom he calls "The Big Boss", the place could be not so terrible. Which like other patients, "The big boss" is there of their own volition, unable to face reality.

This movie won 5 oscars, including best film.