- Jodie Whittaker (The Doctor)
- Mandip Gill (Yasmin 'Yaz' Khan)
- John Bishop (Dan Lewis)
Episode: The Fires of Pompeii
Air Date: 2008-04-12
Runtime: 51 min
The Doctor takes Donna back to Pompeii, on the day of the eruption of Mt. Vesuvius, and is faced with a great moral dilemma. Should they warn the residents of the impending disaster, or let history take its natural course?