Jethro: What is the difference between the two of you?
Arnold: One of us is tall, dark and handsome, and the other one is Willis.
The TV Guide listing for this episode on its original run listed Redd Foxx as guest starring as his Sanford & Son character Fred Sanford as the 'relative' who turns up to claim the boys.
Although previous hour-long episodes also have 2-part versions, this is the first "proper" 2-part story of the series, originally being broadcast as two half-hour episodes.
Robert Rockwell makes his first appearance as semi-reoccuring character Tom Bishop, Mr. Drummond's attourney, in this story.
Whitman Mayo's character in this story has similarities to Grady Wilson, the character he played in 'Sanford and Son'.