Toronto has its fair share of urban legends, but few are as eerie as the Tunnel Monster of Cabbagetown. In 1978, a man named Ernest encountered something terrifying beneath the streets of Toronto—a creature that not only defied explanation but also spoke to him before vanishing into the darkness. More than four decades later, the mystery remains unsolved.Ernest, a resident of Cabbagetown, had been searching for a lost kitten near his home when he stumbled upon a hidden entrance to a tunnel system beneath the city. Crawling inside, he discovered a cavernous space with damp walls and an overwhelming sense of unease. Then, he saw it.Describing the creature as nearly three feet tall, with large glowing eyes and greyish, slithery skin, Ernest recalled how it turned to face him—and then, in a raspy voice, uttered a chilling warning: “Go away.” Terrified, he scrambled out of the tunnel, never daring to return. When he later led a journalist to the site, they found the tunnel entrance but were unable to explore further. Shortly after, construction work sealed off the passage, preventing further investigation.Over the years, theories about the Tunnel Monster have ranged from the plausible to the supernatural. Some believe Ernest may have encountered a cryptid, an undiscovered humanoid species dwelling in Toronto’s underground networks. Others suggest that the creature was linked to Indigenous folklore, possibly tied to the Memegwesi, small, elf-like spirits said to inhabit caves and waterways.Skeptics argue that the entire encounter may have been a product of Ernest’s imagination, perhaps influenced by fatigue, fear, or even alcohol. Yet, those who knew him described him as a credible and honest man, not prone to wild exaggerations. His reluctance to seek publicity further supports the idea that he truly believed what he saw.For the first time, Unsolved Canadian Mysteries has obtained an exclusive interview with someone who met Ernest years after his encounter. Their firsthand account sheds new light on his character, his lingering fear of the tunnels, and why he never stopped believing in what he saw that fateful day.Despite the passage of time, the Tunnel Monster remains an enduring mystery. With Toronto’s extensive underground waterways and forgotten passageways, who knows what truly lurks beneath the city? Was Ernest’s encounter a mere trick of the mind—or did he come face to face with something beyond human understanding?Join us as we unravel this bizarre legend in our latest episode of Unsolved Canadian Mysteries, available now on Spotify and YouTube.