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.
Currently, you can only stream Digging Up the Marrow on amc+ in the the United States.
You can buy or rent Digging Up the Marrow on the following streaming services in the the United States: Microsoft, Google Play, Vudu, Amazon and iTunes.
Digging Up the Marrow was released 9 years ago in 2015.
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