Harry Potter grows horns. In Alexandre Aja's latest film, Daniel Radcliffe plays a young man who, after being accused of murdering his girlfriend a year earlier, starts to grow devilish horns atop his head. 

READ MORE: Daniel Radcliffe Plays Impressively Against Type, But Alexandre Aja's Dark Supernatural Dramedy 'Horns' Is Devilishly Uneven

Aja, who helmed the criminally underrated "Piranha 3D," now gives us this spooky mystery, which is based on the novel by the same name. In this trailer we get a glimpse at Aja's latest vision, which also features Juno Temple as Radcliffe's deceased girlfriend.

A U.S. release date for "Horns" has yet to be announced.