Chuck's global money-making machine seemed unstoppable but what was the source? And how did it disappear? We enter into a world of savvy intelligence, tax free havens & a yearning to reconnect with ancestral ties in Ireland - all shrouded in secrecy and wrapped in a fortune.

Roma Downey tries to piece together the story of this mysterious man across continents and airport terminals.

Presenter: Roma Downey

Producer: Cathy Moorehead

Exec Editor: Andy Martin