Ruth Madeley credited as playing...
Shirley Bingham
- Kate Lethbridge-Stewart: What are we fighting?
- The Doctor: An elemental force beyond the rules of the universe.
- Shirley Bingham: What's that supposed to mean?
- The Doctor: You think life is a balance between order and chaos. But the universe is not binary. Far from it. There is order and chaos... and there is play.
- The Doctor: But how does he do it?
- The Doctor: If I told you he manipulates atoms with the power of thought, would you believe it?
- Shirley Bingham: Is that what he does?
- The Doctor: No.