Land of the Giants: Doomsday

Dan, Steve, Betty and Fitzhugh witness a wounded man stumble into an apartment. They try to call for help, but the man tells them to call 'Dr North'. They do so, and get a vague message telling them to wait. They hide as a female doctor comes for the man, Kamber, who is concerned about the wiring job he did and wants to know where a key is. Kamber claims he lost it, so the doctor lets him die after mentioning her plan to blow up the city! Starring: Gary Conway, Kurt Kaszner.