Torn Curtain (1966)
The killing of Gromek strongly resembles Psycho when the peasant wife uses the big knife and stab Gromek.
A theatrical poster is on the wall of Jed's study.
Mentioned by the narrator.
Mentioned in this behind-the-scenes featurette. A movie poster is also shown.
Pete tells Will that he and Shelly went to see Torn Curtain (1966). Patty says that its director Alfred Hitchcock is a master of suspense.
discussion about how the establishing shots did not look like Leipzig
During the post end credits one of the title cards mentioned that Hitchcock directed six more movies after Psycho.
The character name "Sarah" is a nod to Torn Curtain.
title/theme music discussed
A scene where Kovacs is being chased is almost an exact replica of a scene in this film.
correct answer in "Cinema Facts" category
clip shown in trailer