This episode was first broadcast in December of 1981. Sadly, Harold Bennett, who played 'Young Mr. Grace', didn't live to see it, having passed away in September of that year.
Last appearances by Benny Lee as Mr Klein, Harold Bennett as young Mr Grace, and Kenneth Waller as old Mr Grace. Mr. Klein was not replaced as senior assistant.
This show was broadcast in December of 1981. However, it was filmed with the set of season eight shows in late 1980 and early 81. It was held for over ten months as a Christmas Special for the series.
Due to the minstrel show, this episode is not in the American rotation.