India, Aug. 5 -- Marc Klasfeld has shot videos for the biggest names in music - Jay-Z, Beyonce, Lady Gaga, even Prince. But this month, he is stepping behind the camera in a new way. Lionsgate just dropped the official trailer for Do Not Enter, Klasfeld's long-delayed debut feature film, a supernatural horror thriller set in a crumbling New Jersey hotel with a bloody past. The story follows a crew of urban explorers who livestream their hunt for a mobster's hidden $300 million. What they find instead: rival treasure hunters and something much worse hiding in the shadows.

The cast leans into genre favorites: Adeline Rudolph (Sabrina, Mortal Kombat 2) leads as Diane. Nicholas Hamilton (IT) plays Tod. Francesca Reale (Stranger Things) shows...