John Lawrence

Charles and Caroline take a trip to Milwaukee for a school reunion. Although they are both excited to mingle with old friends, they are disappointed to learn what has really become of their former classmates. Meanwhile, Charles also attends a farmers' convention in the same area, where he butts heads with some larger and more stubborn farming establishments.

Charles travels to Chicago to comfort a deeply grieving Mr. Edwards, whose son John Jr. had died in a tragic accident. But that grief soon gives way to rage when it becomes apparent John Jr.'s death was no accident. Charles and Mr. Edwards enlist the aid of the editor of the newspaper where John Jr. worked to uncover the truth.

The girls accuse Jack of wanting Larry's fiancee.

When the Munster family goes to the ocean for a picnic, Herman decides to try out his diving equipment. The rest of the family is too busy with preparations for their to hear a news report that a Russian finishing vessel is anchored off the beach and that it is believed that it has been sent to spy on coastal defenses. Lily and Grandpa worry when Herman does not return for lunch.

A charming but larcenous lady establishes herself in Dodge City by pretending to be Miss Kitty's mother.