- Channel Hop: The film aired on NBC, instead of the series' original network, CBS.
- McLeaned: Frances Bavier was too sick to appear in the film, so her character Aunt Bee was shown as having passed away.
- The Other Darrin: Janet Waldo does a voiceover as Aunt Bee, replacing the ailing Frances Bavier.
- Real-Life Relative:
- Ron Howard's father Rance plays the minister at Barney and Thelma Lou's wedding.
- Don Knotts' daughter Karen plays Opie's receptionist.
- What Could Have Been: Ken Berry was set to return as Sam Jones, but couldn't appear due to his work on Mama's Family, in which he played Vinton Harper.
- The special was supposed to be the beginning of a periodic series of Andy Griffith Show TV movies, but the surprise success of Matlock made that impossible.
Trivia / Return to Mayberry