In this epic two-part finale, the Doctor comes face to face with the mysterious Missy, and an impossible choice is looming. With Cybermen on the streets of London, old friends unite against old enemies, and the Doctor takes to the air in a startling new role.
Peter Capaldi , Jenna Coleman , Michelle Gomez , Samuel Anderson , Chris Addison , Jemma Redgrave , Ingrid Oliver , Nicholas Briggs , Joan Blackham , Sheila Reid
BBC Cymru Wales
