Doctor Who featured several episodes inspired by the work of Agatha Christie, including one storyline that was teased heavily in advance.
Unlike his predecessors, the Twelfth Doctor wasn't a hugger or a cryer, meaning that he often wasn't very forthcoming with his feelings. Look at how he lied to Clara about finding Gallifrey again ...
Following the events of Clara's departure and the final farewell to River Song, The Pilot comes as a breath of fresh air for ...