According to Steven S. DeKnight, in the original script, the chase scene was a ten-minute long action scene that culminated with Buffy getting smacked into a tree and fighting Glory with a sheared lamp pole. "Joss read it and said 'This is great, this is wonderful, Kubrick couldn't film this in 20 days with five million dollars, so cut everything'. I'm like 'Great, okay, that's fine, as long as I get the Knights chasing the Winnebago'."
Orlando displays knowledge of Dawn's identity as the Key; in Blood Ties (2001), she visited the mental ward looking for answers while he was there and he recognized her.
Ben mentions that he had seen crazy things in the ER, specifically on a full moon on a Saturday night. The show 'ER' (1994) had an episode titled 'Full moon, Saturday Night'.
Spike calls General Gregor "Scarface," a reference to the 1983 film of the same name, starring Al Pacino. He later calls him "General Armor All," a reference to the car care product brand.
Xander mentions learning war rules from the DC comics book character Sgt. Rock, a war veteran who first appeared in 1959.