John Astin is the father of McKenzie Astin, who would shortly after come to play Andy on the series. McKenzie first came to the attention of the producers when he came to the set with his father during filming.
At the beginning of this episode, Jo wears her hair down instead of a ponytail. Her behavior is also more civilized.
After having breast reduction surgery at the end of season 5, this episode marks Kim Fields's return.
John Astin's son, Mackenzie Astin, would join the cast as a regular character in season 6.
Richard Stahl, who appears in the piano bar sequence, is famous for his role as "Howard" on "It's A Living," which took place in a restaurant/piano bar. In fact, while Jo is playing the piano, she recites the lyrics of "I Write The Songs," the signature tune of the "It's A Living" pianist Sonny Mann.