This episode guest stars Randy Stone as the victimized gay yuppie. Stone was better known as a casting director who was directly responsible for bringing David Duchovny and Gillian Anderson together for The X-Files (1993).
Glen Morgan had long been a fan of character actor R.G. Armstrong and was thrilled at the opportunity of casting him.
When Frank Black first enters "The Old Man's" house, he opens a book of photographs of a bloody person. This probably relates to the opening scene of S02E22 "The fourth horseman", where a chicken breeder falls down in almost the exact same position due to the Marburg virus.