On the podcast Inside of You (2018), Doug Jones said that the wig he wears as Billy Butcherson in this movie is the same one he wore in the first movie.
In the original film, Mary's mouth is crooked to the right. This time, it's to the left. Kathy Najimy has disclosed that this is because it's hard for her to do it on the original side now. The movie explains the change away by having Winifred slap Mary, making her mouth move to the other side.
During the scene when the mayor loses his place in line, the couple sitting on the bench are dressed as a devil and an old lady with hair rollers. This is a callback to the original Garry Marshall and Penny Marshall roles as the unsuspecting married couple who host the sisters for an evening.
Bette Midler is largely responsible for Hocus Pocus 2 becoming a reality. In an interview with Entertainment Weekly, Bette stated that when she started to realize how popular the original film had become, she "was surprised" and "started making calls". After going online, she stated, "I'd never seen so much Hocus Pocus merch." She says she realized something was going on. "As I watched it progress, I'd call the studio once a year to ask, 'How about it?'"
Maiden, Mother, and Crone are referenced in the incantation spell. Also known as "The Triple Goddess", these entities together form a deity or deity archetype revered in many Neopagan religious and spiritual traditions. In common Neopagan usage, the Triple Goddess is viewed as a triunity of three distinct aspects or figures united in one being. The Sanderson Sisters themselves embody these figures - Winifred is the Crone, Mary the Mother, and Sarah the Maiden.