We are also seeing a rise in the "counter-documentary"—films commissioned by studios to refute other documentaries. (Disney’s aggressive control over its archival narrative in recent years is a prime example.) This creates a fascinating war of attrition between the filmmaker and the subject.

Not all behind-the-scenes films are created equal. To qualify as a true , a film usually falls into one of three specific sub-genres.

This follows the writer of The Boondock Saints , Troy Duffy, who landed a massive Miramax deal overnight. Within 18 months, his ego destroyed the deal, his band, and his friendships. It is the scariest horror movie ever made about arrogance.