After a lightning bolt zaps a robot named Number 5, the lovable machine starts to think he's human and escapes the lab. Hot on his trail is his designer, Newton, who hopes to get to Number 5 before the military does. In the meantime, a spunky animal lover mistakes the robot for an alien and takes him in, teaching her new guest about life on Earth.

Dramatization of the sensational Texas court case of the late '60s involving a noted Houston plastic surgeon accused of doing away with his socially prominent first wife in order to marry someone else.