The episode features the second of five appearances by C. C. H. Pounder as Millennium Group pathologist Cheryl Andrews. Pounder had first appeared in the role in the earlier episode "The Judge",Genge, p. 34 and would go on to make another three appearances across all three seasons. Terry David Mulligan, who played Bob Birckenbuehl, would go on to appear in the third season episode "Collateral Damage", in an unrelated role; while Ryan Cutrona, who portrayed the town's sheriff Paul Gerlach, would later be cast in The X-Files ninth season opening episode, "Nothing Important Happened Today", which was written by Spotnitz and Millennium creator Chris Carter.
