Pressure Point (1962)

Sidney Poitier plays a prison psychiatrist who recognizes that model prisoner Bobby Darin (yes, the famous '50s and '60s crooner, who received an Academy Award nomination for this role) is really an antisocial psychopath. Their sessions are highly charged, especially since Darin's character is a Nazi sympathizer who resents having a black doctor. Darin's highly symbolic dreams including a surreal vision of being helplessly.washed down a sink.