Metadata
Author: WikiMatrix
Data
English[en]
The episode is based on a previous short story written by Moffat for the 2006 Doctor Who Annual, entitled "'What I Did on My Christmas Holidays' By Sally Sparrow".
Spanish[es]
Está basado en un relato corto anterior de Moffat que escribió para el Doctor Who Annual de 2006 titulado "Lo que hice en mis vacaciones de Navidad" por Sally Sparrow.