John Hillerman's character (Nelson Bodine) is planning an underhanded scheme for buying a ranch. The ranch in question is the same house/property used as 'Robin's Nest' in the filming of Magnum P.I., on which, John Hillerman starred as 'Higgins'.
The third of Lyle Bettger's three appearances as Jonathan Kaye, and the character's final appearance in the series.