Today we have a trailer for The Truth Lies Within, a short film adaption of a Sir Arthur Conan Doyle adventure story. The story was first published in The Sunlight Year-Book in 1898 under the title Burger's Secret, but later became known as The New Catacomb. Similar to the recent Professor Challenger & The Disintegration Machine, and The Terror at Blue John Gap, the film will be set within the same universe as the NPLH web series. John Rittey, Louis MacKenzie, Heather Russell-Kay, and Philip Bubb star
