A high school play goes horribly wrong in a terrifying trailer for The Gallows, Digital Spy said.

The upcoming film from Insidious and Sinister producer Jason Blum presents its frightening tale in the found footage format.

Students at a small town high school unleash a demonic evil while marking the anniversary of a tragedy by re-enacting an infamous play.

The film stars newcomers Pfeifer Brown, Ryan Shoos, Reese Mishler and Cassidy Gifford, the daughter of television presenter Kathie Lee Gifford and NFL great Frank Gifford.

Kid HULK directors Travis Cluff and Chris Lofing are behind the lens for this new horror film.

The Gallows opens on July 10 in the US and July 17 in the UK.