While Cheryl takes care of Toni, she tells her that their family physician, Dr. Caligari, is on call. Dr. Caligari is the name of a fictional character from the 1920 German movie The Cabinet of Dr. Caligari (1920), who, as a hypnotist, used a somnambulist to commit murders.
Shares the same name with the 1995 disaster movie outbreak.
Gina Gershon, who plays Jughead's mom, appeared in the movie "Pretty In Pink," which starred Molly Ringwald, the actress who plays the mom of Archie.