Thriller pitting a security investigator (William Devane) against a computer. Stone: Ralph Waite. Carl: Michael Brandon. Judy: Adrienne Barbeau. Cadwell: David Hayward. Sweeney: M. Emmet Walsh. Ives: Jim Siedow. Banducci: Malcolm Wittman. Filmed in Houston, including NASA's Manned Spacecraft Center. Directed by William Hale.