Leah chats to Doctor Who superfan Chris Johnson

Last updated at 17:40
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When we heard that Peter Capaldi was going to be the new Doctor, we knew there was somebody we had to speak to!

CBBC's resident Whovian, Chris Johnson, popped in to the Newsround studio to chat to Leah.

Find out what the CBBC presenter and Doctor Who Magazine columnist thinks about the new Doctor.