Houdini meets whodunit in an all new Jonathan Creek feature special

The master of illusion is called to explain a series of baffling disappearances in a 'haunted' room at the top of a grand Gothic house. Can he once again render the impossible possible?
On Midsummer's Day 1938, a famous Harvard geneticist accepts a challenge to spend the night inside a gloomy old attic room where the ghost of a madman is said to prey upon human flesh. The next morning, he has impossibly vanished; the only clue to his disappearance: a trail of grisly ectoplasm on the bed. Seventy years on, when two young women take shelter there one night from a raging thunderstorm, it's not long before the ominous 'presence' claims another victim. Determined to get to the truth about what had happened to her friend, the fearlessly sceptical Joey Ross finds herself working alongside veteran lateral thinker Jonathan Creek, as together they try to solve the riddle. As further unexplained mysteries begin to take place around the house, their investigation deepens...