The Doctor and her friends discover that the luxury resort where they are holidaying is hiding a number of deadly secrets.
Video Extras from This Episode
Full Scene: Be the Best of Humanity
"Humans. I think you forgot how powerful you are." Don't miss all-new episodes of 'Doctor Who' on Sundays at 8/7c on BBC America.
Next on 'Doctor Who': Orphan 55
Welcome to Tranquility Spa. Run! Orphan 55 premieres Sunday at 8/7c on BBC America.
Closer Look: How to Create the Perfect Fakation
What did it take to film Orphan 55's Tranquility Spa? Go behind the scenes for a closer look and catch all-new episodes of 'Doctor Who' on Sundays at 8/7c.