Trivia: When Delores is reassembling herself, you can see she is missing the ring finger of her left hand. If you recall, Beetlejuice had this same finger adorned with a ring in his pocket when he attempted to marry Lydia in the first film.
Trivia: When the Xenomorph lands over Kay, director Fede Alvarez asked for a bucket of cold water to be thrown at Isabela Merced to obtain a better scare face. Isabela says she was not informed earlier that they were going to throw cold water on her, so the face you see in that scene is her real face of fright trying to catch air because of how scared she was.
Trivia: The first time Maika Monroe saw Nicolas Cage in make-up as Longlegs, her heart rate jumped up to over 170 bpm, around 100 above her resting heart rate.
Trivia: Willem Dafoe previously played Max Schreck (and by extension, Count Orlok) in Shadow of the Vampire, which is a fictionalized telling of the filming of the 1922 Nosferatu film.
Trivia: Near the beginning of the movie, as the SWAT vehicles are approaching, a billboard is visible in the background advertising the movie "The Watchers", which was directed by M. Night Shyamalan's daughter, Ishana.
Trivia: Writer/Director Parker Finn has a cameo as the photographer during Skye's photo shoot.