The Munsters - Season 2 - Eps 13: Underground Munster
The Munsters’ pet Spot runs away from home and is mistaken for a dangerous monster when he is sighted in the sewer. When Herman goes down the manhole to search for Spot, he too is mistaken for a dangerous monster. The Mayor vows to rid the city of these menaces by using TNT.
About The Munsters

Title: The Munsters
First Air Date: 1964-09-24
Last Air Date: 1966-05-12
Status: Ended
Rating: 8/10 (from 428 votes)
Language: EN
Seasons: 3
Total Episodes: 70
Network: CBS
Genres: Comedy, Sci-Fi & Fantasy, Family
Production Companies: Universal Television, Kayro-Vue Productions, Universal Television Entertainment
Synopsis
A family of friendly monsters that have misadventures all while never quite understanding why people react to them so strangely.
Cast

Fred Gwynne
Herman Munster

Yvonne De Carlo
Lily Munster

Butch Patrick
Eddie Munster

Al Lewis
Grandpa

Pat Priest
Marilyn Munster