Short Circuit is a 1986 comedy science fiction film starring Ally Sheedy and Steve Guttenberg and directed by John Badham. Fisher Stevens, Austin Pendleton, and G. W. Bailey co-star, with Tim Blaney providing the voice of robot "Number 5."

The story revolves around a sentient robot labeled "SAINT Number 5." The acronym SAINT stands for "Strategic Artificially Intelligent Nuclear Transport." The robot later takes the name "Johnny 5".