
- The Doctor reads a Beano Summer Special.
- Some familiar glasses make a comeback.
- Clara's book makes another appearance.
- The Doctor speaks to Dor'een.
- Something doesn't like Clara.
- The Doctor holds something extremely heavy.
- "Well, he's ugly."
- "Still Hungry? Well I've brought something for you."
- A reference is made to a past companion.
- "I'm not going to compete with a ghost."
We'll have our spoiler-free preview of the episode published within the next few days.