Katie Cassidy returns to horror in Speed Demon, playing a hot nun with bad habits trapped on a runaway train with an evil entity and possessed passengers. A dude named Jon Keeyes (Cult Killer) directs for Maverick Film and Complex Corp.

Cassidy, daughter to ’70s teen idol David Cassidy, has starred in a string of notable genre projects including Platinum Dunes’ A Nightmare On Elm Street, Dimension’s underrated Black Christmas, Screen Gems’ When a Stranger Calls and The CW’s “Arrow,” where she played Dinah “Laurel” Lance, aka Black Canary.