A pretender to the throne is held captive at court, creating a rift in Lizzie and King Henry's marriage as she faces an impossible choice and makes a risky move to try to eliminate the threat.

Cast: Jodie Comer, Jacob Collins-Levy, Chris Barnicoat, Rebecca Benson, Mark Anthony Games, Amy Manson, Ian Massey, Stuart McNeil, Woody Norman, Katie Powles, Samuel Rush, Jamie Sharpe