Shark attacks are extremely rare, but when they happen, the first question is always the same: what kind of shark was it? Leading shark scientists Tom "Blowfish" Hird and Rosie Moore, alongside conservationist Kinga Phillips, investigate mysterious attacks from around the world using cutting-edge forensic analysis - including bite pattern comparison, geographic profiling, video evidence, and eyewitness testimony – to identify the species responsible and uncover why these life-threatening encounters occur.