John Hoyt and Richard Reeves who play the con men, played other roles in earlier "Munsters" episodes.
At the end of the episode, Herman says to Eddie, "Give me a house by the side of the road, and I'll be a friend to man." This is a slightly altered quote from the poem "The House by the Side of the Road" by American poet Sam Walter Foss (1858-1911).
While dreaming, Herman tells Captain Kangaroo that he'll brush his teeth every day. Robert Keeshan played the title character of this children's television series which ran for 38 seasons. Captain Kangaroo (1955) did not have a strict format, other than the entire program taking place in and around the Treasure House or the Captain's Place and it was based on the warm relationship between grandparents and children.
Grampa makes a crack at Lily for marrying Henny Youngman. Youngman was famous for telling simple one-liner jokes, occasionally with interludes of violin playing. He was known for having worked almost every day for over 70 years without vacations or other breaks.
Mr. Curtis (Bartlett Robinson) offers USD 50,000.00 for the broken-down ghost town 'property'. If adjusted for US Inflation, that amount would be equivalent USD 400,696.83 in 2018.