| UPDATED: 19:55, Fri, Jan 15, 2021 Link copied Sign up for FREE now for the biggest moments from morning TV SUBSCRIBE Invalid email When you subscribe we will use the information you provide to send you these newsletters. Sometimes they'll include recommendations for other related newsletters or services we offer. Our Privacy Notice explains more about how we use your data, and your rights. You can unsubscribe at any time. The Serpent is the latest true-crime drama on BBC One and BBC iPlayer. The eight-part series tells the story of French serial killer Charles Sobhraj, played by Tahar Rahim. In episode five, viewers are introduced to Charles wife Juilette but who was Charles Sobhraj married too in real life? Express.co.uk has everything you need to know.