Throughout the series there are a great number of scenes shot at Burnaby, British Columbia's Simon Fraser University. It was often the site of outdoor meetings between Mulder and Deep Throat. It also doubled many times as a military compound.
First appearance in the series of Jerry Hardin playing Deep Throat. The character wouldn't be openly named until the Season 1 finale, The Erlenmeyer Flask (1994).
The house used for the exterior shots of the Budahas residence would also become Frank Black's yellow house in Millennium (1996) and Cassie Blake's in The Secret Circle (2011).
When Scully is examining the newspaper on microfiche, the name of the reporter is listed as C. Carter.