This movie is based off of the best-selling novel by Alexandra Bracken

The main two fancasts for the lead male role (Liam Stewart) are Lucas Till and Collin Ford

Jennifer Yuh Nelson's 2nd live-action movie, but the 1st to be directed by her. She has done work for mostly animated movies, notably the Kung Fu Panda franchise. She first did work on a live-action movie for the art department.

Catherine Dyer and Peyton Wich have both appeared in Stranger Things as Agent Connie Frazier and Troy, respectively.