The Humpty Doo Poltergeist case stands as one of the most well-documented and intriguing instances of alleged paranormal activity in Australian history. The events unfolded in a small blue house on McMinns Drive in Humpty Doo, a town in Australia’s Northern Territory, beginning in August 1997 and reaching their peak in early 1998.
The haunting centred around a group of young adults: Jill Summerville, her partner Dave Clark, and another couple who had recently moved into the rental property. Unlike many poltergeist cases that often involve adolescents, this haunting was unusual in that it focused on adults in their mid-20s, with only a baby present in the household.
The phenomena began shortly after the couples moved in, with a range of inexplicable and often frightening occurrences. Objects such as glass, bottles, and even knives would reportedly fly through the air with no visible means of propulsion. The residents felt that these objects were being directed at them, creating a sense of being under attack. In a particularly bizarre twist, witnesses reported seeing gravel and seashells raining down from the ceiling.
As the haunting progressed, the entity behind the disturbances appeared to attempt communication. Scrabble tiles were reportedly used to spell out words, adding an eerie element of intelligence to the phenomena. This communication became increasingly unsettling as time went on, with words like “fire”, “skin”, “help”, and “troy” appearing. The residents believed these messages might be connected to their friend Troy Raddatz, who had died in a car accident-related fire just a few miles from the property in January 1998.
The intensity and persistence of the activity led the residents to seek help from various sources. Father Tom English, the local parish priest, was called to the house on four separate occasions. Despite his lack of experience with poltergeists, he attempted to bless the home and spread holy water. However, his efforts seemed to only aggravate the entity. On his final visit, the activity was so overwhelming that he left a crucifix, Bible, and vials of holy water for the residents. These religious items became targets for the poltergeist, with the crucifix being thrown around the house and a container of holy water smashed against a wall.
The case gained significant media attention, which brought both scrutiny and support. The landlord, shocked by the extent of the damage to the property, attempted to evict the tenants through court action. In a surprising turn of events, the judge ruled that the tenants could not be evicted as the damage was caused by the poltergeist – a remarkable instance of legal recognition for paranormal activity.
One of the most compelling aspects of the Humpty Doo case is the number and variety of witnesses. Over 30 people, including journalists, paranormal investigators, and local authorities, reported experiencing unexplained phenomena in the house. Paul Cropper, a journalist and co-author of “Australian Poltergeist: The Stone-throwing Spook of Humpty Doo and Many Other Cases”, was among those who visited the house and witnessed events firsthand.
Cropper recounts a particularly striking incident where he witnessed gravel stones seemingly materialise and fall through the roof and ceiling, scattering on the kitchen floor between him and two of the female residents. This occurred while he was sitting at a table facing the women as they washed up at the kitchen sink, ruling out any possibility of them having thrown the stones.
The case attracted the attention of paranormal researchers Tony Healy and Paul Cropper, who were working on an article about historical Australian poltergeists for Fortean Times when they heard about the Humpty Doo case. Their investigation and subsequent documentation have provided valuable insights into the events.
One of the challenges in investigating the case was the limitations of technology at the time. Cameras in the late 1990s were film-based, making it less convenient to take numerous photos. Additionally, continuous audio recording was not as feasible due to the expense of cassette tapes. Despite these limitations, some compelling evidence was captured, including a recorded incident where a knife ricocheted off a wall during a conversation, with no one in the room having thrown it.
The Humpty Doo case faced its share of scepticism, particularly after a national current affairs TV show suggested the whole episode was a hoax. They had filmed what appeared to be a reflection of one of the housemates throwing an object across a room. However, many witnesses, including Cropper, remain convinced of the authenticity of the phenomena they experienced.
The case raises interesting questions about the nature of poltergeist activity. Many theories about poltergeists suggest a connection to adolescents or teenagers, with the idea that the energy created by these changing young people can cause or attract poltergeist activity. However, the Humpty Doo case seems to be an exception to this pattern, as the focus was on adults rather than children or teenagers. This has led some researchers to question whether there might be different types of poltergeist activity that deserve separate investigation.
One theory proposed by the residents was that the energy from their friend Troy’s untimely death might have created the conditions necessary for the poltergeist activity. This idea touches on the concept of trauma or strong emotions potentially influencing paranormal phenomena, a notion that has been explored in various paranormal theories.
The Humpty Doo Poltergeist has since become a part of Australian folklore. It has been the subject of books, documentaries, and podcasts. As Paul Cropper reflected 25 years after the events, the reality of what he experienced still puzzles him, yet he remains convinced of its authenticity.




