Richard Osman is the latest celebrity to delve into his family history with an appearance on Who Do You Think You Are? – discovering that one of his ancestors had a nice line in amateur sleuthing. The TV presenter learns in the show that one of his relatives became caught up in a notorious murder trial in Brighton, after playing detective – which is reminiscent of the theme of his best-sellers The Thursday Murder Club and The Man Who Died Twice. Richard announced his exit from Pointless after over a decade in the hot seat, in order to focus on his career as a writer.