Get ready to let your imagination run wild as the robot Johnny 5 comes to life in the movie 'Short Circuit.' The 'Short Circuit' DVD stars 1980s mainstays Steve Guttenberg, Ally Sheedy, and Fisher Stevens in starring roles. Tim Blaney stars as the voice of lovable robot Johnny 5. The story focuses on a robot who was designed for war in the military, but becomes sentient and peaceful. Ally Sheedy's character finds out about the robot and teaches it about pop culture and living life as a human. She must keep the robot from getting captured by the military, which is interested in stealing Johnny 5 and making his technology their own.