- Jodie Whittaker (The Doctor)
- Mandip Gill (Yasmin 'Yaz' Khan)
- John Bishop (Dan Lewis)
Episode: The Big Bang (2)
Air Date: 2010-06-26
Runtime: 54 min
The Doctor is gone, the Tardis has been destroyed, and the universe is collapsing. The only hope for all reality is a little girl who still believes in stars.