The Dead Inside.

In 1948, two detectives who specialize in the paranormal assemble a team of investigators to look into the unexplained occurrences at a large Victoria, British Columbia home built 60 years earlier. In it, the team experiences hallucinations and visions of their own inner fears, and the ghostly forms of the past inhabitants. They discover the top secret work of an Allied scientist from World War II who had vanished in the house months earlier, has contributed to the dimensional rift that begins to consume them one by one...