Aunt Bee's Cruise: Part 1 - S1-E15
Revealing mistake: Aunt Bee is traveling on a cruise ship. The "water" in the background is a painted backdrop which is made all the more obvious by the painted whitecaps.
Mayberry R.F.D. (1968)
1 revealing mistake in Aunt Bee's Cruise: Part 1 - chronological order
Starring: Ken Berry, George Lindsey, Jack Dodson, Paul Hartman
Aunt Bee's Cruise: Part 2 - S1-E16
Factual error: Captain Wolford tells Aunt Bee that he has performed several shipboard weddings. Contrary to popular belief, sea captains have no authority to perform weddings.