The mysterious "Mr. Schwamp," an unidentified extra who appeared in several episodes of The Andy Griffith Show (1960), appears at Andy Taylor's bachelor's party in the first scene of this episode.
This was the only time Don Knotts would play Barney Fife, and Ron Howard would portray Opie, on this show. Both actors would reprise their classic roles almost twenty years later, in the TV movie Return to Mayberry (1986).
Andy is going to Florida on his honeymoon. So Howard suggest to Andy, while they are in Florida, that he take Helen to see the Great Dismal Swamp. The Great Dismal Swamp isn't in Florida. It's in northeastern North Carolina and southeastern Virginia.
Warren Ferguson and Gomer Pyle weren't present at the wedding.
This was the only time Barney Fife appeared with the characters Sam Jones, Mike Jones and Emmett Clark. It was the first time Barney appeared with Howard Sprague but they would be together again, eighteen years later in the reunion movie, Return to Mayberry.