The radio announcer who reports the jailbreak is Howard Morris, who also plays Ernest T. Bass. He also directed this episode.
Billy Booth, who plays Opie's cousin, previously appeared with Ron Howard as Dennis Mitchell's friends on Dennis the Menace (1959). Booth played 'Tommy' and Howard played 'Stewart.'
Uncle Ollie is reading the newspaper and Andy wants the sports page to check the results of the Mayberry Bears game. It's the only time a local sports team is referenced.
Aunt Bee says that Aunt Nora is her baby sister.The role of Aunt Nora is played by actress Maudie Prickett, who, at the time, was a regular on the popular '60s sitcom Hazel, where she played Hazel's friend (and fellow maid) Rosie. In fact, the two shows were both going strong on TV when this episode aired In 1964 (albeit on different networks). Ms. Prickett went on to appear four more times on The Andy Griffith Show (as Mrs. Larch), as well as making appearances on Gomer Pyle, U.S.M.C. (in various roles) and in Mayberry R.F.D. (as Myrtle), both of which were spin-offs of The Andy Griffith Show.