Dead Famous DNA

Mark Evans discovers that Elvis Presley could have suffered from a genetic heart muscle disease, hypertrophic cardiomyopathy, which may have led to his tragically early death.

Mark Evans tries to learn more about John F Kennedy and Marilyn Monroe from samples of their hair, and travels to New Jersey to come face-to-face with Napoleon's penis. Experts analyse two of Charles Darwin's beard hairs to try to solve a 130-year-old riddle by identifying the debilitating mystery illness the 'Father of Evolution' suffered from for most of his life.

Mark Evans follows the extraordinary trail of relics claimed to come from Adolf Hitler and Eva Braun: bones sold by a KGB defector and hair apparently found on a hairbrush at Hitler's mountain retreat. Mark also meets a Canadian dentist who owns one of John Lennon's teeth and wants to clone the Beatles legend, and tests what's claimed to be a tiny part of Marlon Brando.