Exclusive: Jenna Coleman opens up about quitting Doctor Who and Clara's surprising exit

"We've been talking about when Clara would leave for quite a while."

Jenna Coleman has spoken to ​Digital Spy about her decision to quit ​Doctor Who ​after 3 years - and the circumstances of Clara's surprising exit.

At the weekend's official ​Doctor Who ​Festival, the BAFTA-nominated actress revealed why now was the right time to depart the TARDIS.

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