Peter Capaldi the new Dr Who says it will be 'fun and mysterious'
7 August 2014 Last updated at 16:39 BST
Peter Capaldi has been meeting fans in Cardiff ahead of his debut as Doctor Who.
The new series which is made by BBC Wales begins on BBC One on 23 August.
Lizo Mzimba spoke to Capaldi before the screening of the feature-length opening episode Deep Breath.