Classic British UFO, Cheshire Cat Water Monsters, and Alabama Bigfoot Growl

Did a passenger film a UFO from a plane in the 1960s? Fishermen see a frightening smile in the depths of a river - what grinning Amazonian monster did they encounter? Is a legendary beast stalking the backwoods of Alabama? A dead English aristocrat appears in a mysterious photo - Sir Arthur Conan Doyle believed it proves ghosts are real - should you? Tony Harris and his team of experts analyze the video evidence to find the truth.