Trailer for Synchronic, starring Jamie Dornan, Anthony Mackie, Katie Aselton, Ally Ioannides and Bill Oberst Jr..

When New Orleans paramedics and longtime best friends Steve (Anthony Mackie) and Dennis (Jamie Dornan) are called to a series of bizarre, gruesome accidents, they chalk it up to the mysterious new party drug found at the scene. But after Dennis's oldest daughter suddenly disappears, Steve stumbles upon a terrifying truth about the supposed psychedelic that will challenge everything he knows about reality -- and the flow of time itself.