1972 science fiction
The Happiness Cage is a 1972 American science fiction film directed by Bernard Girard. The film stars Christopher Walken in his first starring role and Joss Ackland. The film was also known as The Mind Snatchers and The Demon Within.
After an altercation at a party given by his girlfriend, U.S. Army private James Reese is arrested for assault. Reese comes to the attention of Major, the head of Army program attempting to help those with terminal illnesses deal with their pain via a brain implant. Reese is determined to suffer from schizophrenia, making him an excellent candidate for the experimental program. Dr. Frederick (Joss Ackland) is trying to find a way to ease the aggressive nature of soldiers by developing a microchip to access the pleasure centers of their brains.
Reese is transferred to the Veterans Hospital in Frankfurt, where the experiments are being conducted by United States Army. However, the experiment has taken a darker turn.
Starring Christopher Walken, Joss Ackland, Ralph Meeker
The Happiness Cage - Wikipedia