 Jeffrey Dahmer (portrayed by Seth Gabel) is one of the infamous serial killers that Mr. March invites to the annual Devil's Night soirée. After being subject to mockery for being gay by the rest of the table, James gives him a younger man, who is put into a zombie-like trance, similar to what he did to his victims. Dahmer is mentioned by Constance Langdon in Apocalypse while describing Michael Langdon's behavior.
 Richard Ramirez (portrayed by Anthony Ruivivar) is one of the infamous serial killers that Mr. March invited to the annual Devil's Night soirée. Liz gives him an occupied room to break into and kill the Arizona tourists who reside in that room. He kills the husband and chases the wife down the hall, then kills her with the help of Mr. March. Ramirez reappears in 1984, this time played by Zach Villa.
 Craig (portrayed by Nico Evers-Swindell) is a wealthy business man who Sally picks up off of the street to give to Mr. March so he can please his ghostly serial killer dinner guests with the joy of stabbing him to death.
 Justin (portrayed by Darren Criss) is a Silver Lake hipster who seeks refuge in the hotel from pesky trick-or-treaters. Beginning on arrival, Justin and his girlfriend begin making outrageous demands of Iris, including a hotel room at a discount and luxurious foods that Iris is unable to produce, such as a plate of artisanal cheeses, a full-bodied red wine, an organic, non-GMO, grilled romaine, and pâté. When Iris attempts to explain to that she is unable to fulfill his demands, he angrily scolds her and demands their food. After mocking her and insulting the food, Iris kills him in a fit of rage. His body along with his girlfriend's are thrown down the cadaver chute by Iris and Liz Taylor. His ghost is later seen again in the hotel banging on a door demanding kale.
 Bronwyn (portrayed by Jessica Lu) is a Silver Lake hipster who, along with her boyfriend Justin, seeks refuge in the hotel from pesky trick-or-treaters. After making several pesky demands in a rude manner to Iris, and com