Digging Up the Marrow

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.

• 
  Ray Wise

  William Dekker
• 
  Adam Green

  Self
• 
  Kane Hodder

  Self
• 
  Mick Garris

  Self
• 
  Rileah Vanderbilt

  Self
• 
  Josh Ethier

  Self / Vance / Little Bigfoot
• 
  Tom Holland

  Himself
• 
  Sarah Elbert

  Self
• 
  Steve Agee

  Self
• 
  Steven Barton

  Self