Greg Austin (Charlie), Fady Elsayed (Ram), Sophie Hopkins (April), Vivian Oparah (Tanya), Katherine Kelly (Miss Quill), Nigel Betts (Mr Armitage), Pooja Shah (Miss Shah), Kevin (Alex Leak), Laura June Hudson (Mrs Linderhof), Santam Bhogal (Counter Clerk), Ellie James (Student 1), Moses Adejimi (Student 2), Assay Hagos (Student 3), Shalisha James-Davis (Student 4), Peter Capaldi (The Doctor), Jordan Renzo (Matteusz), Ben Peel (Coach Dawson), Shannon Murray (Jackie), Aaron Neil (Varun), Natasha Gordon (Vivian), Anna Shaffer (Rachel)
|Written by||Patrick Ness|
|Directed by||Ed Bazalgette|
|Produced by||Derek Richie|
When Coal Hill School comes under attack from deadly monsters, four alienated students must form an unlikely alliance to defeat them. But this incursion is only the beginning..
The list includes the names of both Danny Pink and Clara Oswald, the latter of whom The Doctor is drawn to despite his memory of her having been erased.