Doctor Who has given us many endearing companions but Jenna Coleman's Clara remains one of the most divisive ones among fans.

Clara enters Eleven's time stream in "The Name of the Doctor," accounting for the various characters he has experienced throughout space and time that look just like her. "The Robot Revolution ...

These days it's not always enough for Doctor Who companions to be ordinary people he meets on his travels. From Amy Pond and Clara Oswald through to the most recent TARDIS resident, Ruby Sunday ...