The Black Phone 2 production has begun, as director shares first cryptic behind the scenes look at the horror sequel

The Black Phone.

Cameras are rolling on The Black Phone 2, as director Scott Derrickson shares a cryptic behind the scenes look at the horror sequel. 

The first look, which you can see below, is rather mysterious – it's just a on-set glimpse at a chair labeled with The Black Phone 2. "Shooting started today," Derrickson captioned the picture.