Who Do You Think You Are (UK): Season 16, Episode 1 - ProjectFreeTV

16 - 1: Daniel Radcliffe

First up is Harry Potter star Daniel Radcliffe, who discovers that the robbery of his great-grandfather's Hatton Garden jewellery business was far more dark and dramatic than he ever imagined, while a cache of his great-great-uncle's letters reveal a heart-wrenching First World War love story.