Trivia: In the Des Moines diner, there's a brief shot of an elderly cook with sunglasses and sideburns. This is a reference to The Book, where Elvis Presley had faked his death and was living anonymously as a fast food cook.
Trivia: Alongside Witchfinder Sergeant Shadwell's ad for assistance with combating the forces of darkness is another asking whether anyone has found Uncle Terry's broad-brimmed black hat and also making mention of a red and yellow scarf. This is a reference to Terry Pratchett and his style of dress. (00:20:10)