Overview
A meeting in a London bus with jewel thief Lady Christina takes a turn for the worse for the Doctor when the bus takes a detour to a desert-like planet, where the deadly Swarm awaits.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 37 | 54 | |
 | 24 | 41 | |
 | 45 | 61 | |
 | 39 | 56 | |
 | 36 | 53 | |
 | - | - | |
 | 44 | 60 | |
 | 20 | 36 | |
 | 45 | 61 | |
 | 25 | 42 |