 In the episode , alien time traveller the Doctor ( Matt Smith ) is looking for Clara Oswald ( Jenna @-@ Louise Coleman ) , a woman whom he has met by chance on two previous occasions only for her to die both times . He manages to find a third version of her in the present @-@ day London , where Miss Kizlet ( Celia Imrie ) is helping the Great Intelligence use the world 's Wi @-@ Fi to upload people to a datacloud via robots known as Servers , casually referred to as Spoonheads . 
