Walter Denton has discovered uranium...on his shoe! Meanwhile, someone has stolen Mr. Conklin's rare black orchid!

Members of a club of college alumnae all feel the urge to kill...and then actually commit murder!

Secret Word - Smile - The Bogarts / Putnam & Dun & Bradstreet / Judge Leroy Dawson & College Girl

A narrow ledge at the foot of a cliff holds the clue to a murder. The rising tide evens the score.

A sniper has been shooting at women and has missed five times...the sixth time, his aim improves

Mother's Day will soon arrive, Miss Brooks is named, "Mother Away From Mother." Miss Brooks is about to become Mrs. Boynton...Mr. Boyton's mother!

While on a visit to the cursed LeGrand mansion in Louisiana, Lamont and Margo try to find the cause of the two "suicides" in, "The Cauldron" (a pit filled with lye).

Secret Word - Foot - The Bittles / Mother of Twins & Jack Martin / Barry O'Neill & Junior High Boy

A man's first wife died on a New England beach, covered with seaweed. After he marries again, seaweed appears at the front door.

Johnny Clark has been shot while burglarizing a home. He turns out to be an ex-con shoe salesman with a lot of loot.