London, 1892. Snow is evolving, turning into icy monstrosities, but this is no concern for the Doctor who has given up trying to save the universe, leaving it to a clever young governess named Clara to save the day.
Episode rating
Cast of episode
81
15
- Clara
- The Doctor
- Madame Vastra
- Strax
- Captain Latimer
- Dr. Simeon
- Jenny
- Digby
- Francesca
- Alice
- Uncle Josh
- Walter
- Walter's Mother
- Bob Chilcott
- Clara's Friend
- Lead Workman
- Great Intelligence
- Ice Governess
- Cyberman
- Cyberman