Jack meets the world memory champion and a man who can remember every single day of his life. Jack's memory is put to the ultimate test.
Jack meets a man who is unable to recognise face, even his own. He tests the skills of a police 'super-recogniser' and puts him to the test.
Jack joins two amputees to find out why they still feel sensations in limbs that are no longer there. He tests the world's most advanced bionic hand.
Jack meets a man who has a rare condition where his brain conjures up bizarre hallucinations; a series of experiments and magic reveal how much our brains can miss.
Jack meets a woman who has lost all sense of time, and reveals how time can be elastic.
Jack meets people with synaesthesia and experiences multi-sensory gastronomy.
Pete Heat
Self
Dr Jack Lewis
Host
John Kent
Producer
James Buchanan
Matt Pothecary