Digging Up the Marrow (2015)

A documentary filmmaker turns his lens on an enigmatic conspiracy theorist who claims he's found the entrance to a vast underground city populated entirely by monsters.

Crew: Adam Green

Cast: Ray Wise, Adam Green, Kane Hodder, Mick Garris, Rileah Vanderbilt

Format: DVD

Genre: Thriller, Mystery, Horror, Fantasy, Science Fiction, Drama

Rating: M

More information (TMDB)