A mentally unstable veteran works as a nighttime taxi driver in New York City, where the perceived decadence and sleaze fuels his urge for violent action.
Teddy Daniels and Chuck Aule, two US marshals, are sent to an asylum on a remote island in order to investigate the disappearance of a patient, where Teddy uncovers a shocking truth about the place.
In New York City's Little Italy, a devoutly Catholic mobster must reconcile his desire for power, his feelings for his epileptic lover, and his devotion to his troublesome friend.