A petty criminal fakes insanity to serve his sentence in a mental ward rather than prison. He soon finds himself as a leader to the other patients—and an enemy to the cruel, domineering nurse who runs the ward. Jack Nicholson, Louise Fletcher, Danny DeVito, William Redfield, Scatman Crothers, Brad Dourif, Christopher Lloyd Added on HBO 2023-03-10. Youtube Trailer