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. Steven Berkoff guest-starred in Vikings as Olaf, the King of Norway in seasons five and six. Sadly, his life came to an end in episode 11 of the final season, titled King of Kings. Express.co.uk has everything you need to know about the real King Olaf and how he really died.