Ronald Shusett/Gary Goldman Productions

John works with the PreCrime police which stop crimes before they take place, with the help of three 'PreCogs' who can foresee crimes. Events ensue when John finds himself framed for a future murder.

When a man goes in to have virtual vacation memories of the planet Mars implanted in his mind, an unexpected and harrowing series of events forces him to go to the planet for real - or is he?