The Nightmare Begins

Summary

When Morgana's nightmares spill into waking hours, she becomes terrified that she has the power of magic. Gaius is determined to keep her in the dark for her own good but Merlin won't stand by and watch his friend suffer. He knows exactly what she's going through and he knows she needs the truth. Is Merlin about to reveal his secret at last?

Guest stars

• Rupert Young as Sir Leon
• Beth Cordingly as Forridel
• Colin Salmon as Aglain