Watch The Holzer Files

The team reopens Hans Holzer's unsettling investigation of the infamous Barnstable House in Cape Cod, Massachusetts. They discover the tragic spirits from the property's past may still be seeking a horrific reckoning with the living.

When Hans Holzer visited the Ayers-Allen House in Metuchen, New Jersey, in 1960, he found entities dating back to colonial times. Now his case file is reopened, and the team discovers the spirits there may have a more ominous origin.

The team relaunches a case that eluded Hans Holzer his whole life: the Howard-Dickinson House in Henderson, Texas. Their investigation reveals that local lore about the historic home may contain a dark family secret.

The team revives Hans Holzer's investigation of the Ocean-Born Mary House in Henniker, New Hampshire. They traverse multiple states and boldly wade into the dark waters of New England folklore in search of the elusive truth behind the mysterious haunting.

The team resurrects Hans Holzer's investigation of a mysterious castle in Paterson, New Jersey. Their exploration of the lavish mansion reveals a woman's recurring nightmares may have a supernatural source in the dwelling's dark history.

The team reopens Hans Holzer's investigation into a Revolutionary War-era warship in Baltimore Harbor. They discover the spirits of the ship's deep, dark past may still be manning their positions on a postmortem mission.

The team reopens one of Hans Holzer's most tragic cases, revealing poltergeist activity he saw 50 years ago in Tyler, Texas, is disturbingly similar to unexplained activity terrorizing a family today

The team investigates a dark presence residing within a historic mansion.

The team reopens legendary ghost hunter Hans Holzer's 50-year-old case of rampant paranormal activity at one of the oldest houses in Rye, New York. They aim to find out if the terrifying and tortured souls have finally moved on -- or simply moved. (Listed as S01E01)