The newly-regenerated Doctor arrives in Victorian London, and Clara Oswald struggles to embrace the man he has become. All the while, they reunite with the Paternoster Gang to investigate a series of combustions that have been occurring all around the city.

• BBC Cymru Wales
• Peter Capaldi
• Jenna Coleman
• Neve McIntosh
• Dan Starkey
• Catrin Stewart
• Peter Ferdinando
• Paul Hickey
• Ellis George