Alan Trezza wrote WE SUMMON THE DARKNESS, a horror-thriller set during the "Satanic Panic" craze of the 1980s. It was directed by Marc Meyers (MY FRIEND DAHMER) and starred Alexandra Daddario, Keean Johnson and Johnny Knoxville.

The film made it’s US premiere at the 2019 Fantastic Fest film festival in Austin and was released on all digital outlets in early 2020. Alan also wrote the zombie-comedy BURYING THE EX, which was directed by horror icon Joe Dante (GREMLINS) and starred Anton Yelchin, Ashley Greene and Alexandra Daddario. The film premiered at the 2014 Venice Film Festival and received a theatrical run in the summer of 2015.