Guillermo Del Toro's 'Nightmare Alley' trailer hints at dark carnival secrets

The first trailer for Nightmare Alley has arrived, giving us a sneak peek at Guillermo Del Toro's next carnival of oddities. The teaser may not give much away in terms of plot, but its darkly fantastical visual style definitely affirms that this is a Del Toro film.

Based on the book of the same name, Nightmare Alley follows...