The gas company wants to run a pipeline 25 feet under the Munsters' house. At that height is would run through Grandpa's dungeon lab. When the workers are digging they get extremely frightened by Herman and Grandpa's appearance. Mr. Pike, the manager of the Gas Company, thinks that the Munsters are trying to scare the workers to drive up the cost of construction on the Munster Property. He thinks its a good idea to visit with The Munsters to see what's going on...
Elenco: Fred Gwynne , Yvonne De Carlo , Butch Patrick , Al Lewis , Beverley Owen , Pat Priest .