"The Wedding Dress" is the 10th episode of the series, originally aired on June 25, 1957. In this episode, Dr. Morelle investigates a series of alarming events surrounding a young bride-to-be, who becomes the target of a sinister terror campaign leading up to her wedding. The plot unfolds as Morelle delves into the emotional and psychological complexities of the individuals involved, uncovering secrets and motives that intertwine with the impending nuptials.