Trivia

John Suits would reunite with Rachel Nichols for Breach (2020).

9:29 second in to the movie the word 'Doom' is spray painted on the window and can be clearly seen. This is also a first person shooter!!

This is Mekhi Phifer's first zombie movie since Dawn of the Dead (2004).

One of few zombie movies to actually refer to them as 'zombies'.

In the school scene (at around 37 mins) there's a QR code at the door that reads the website from Ramona Convent, a school in Alhambra, CA, probably where the scene was filmed.