This week's double bill couples Samuel Fuller's 1963 film 'Shock Corridor' with 'One Flew Over the Cuckoo's Nest' (1975) directed by Milos Forman. Both films take place inside psychiatric hospitals and give us an insight to what life might be like on the inside and to a certain extent the outside.
IMDB entry for 'Shock Corridor', link.
IMDD entry for 'One Flew Over the Cuckoo's Nest', link.
Rick McGrath article on 'Shock Corridor', link.