"I am absolutely over the moon at being chosen to play the Doctor's new companion. - I just can't wait to get started," she said.Writer and executive producer Steven Moffat said they saw some "amazing actresses" but Gillan "walked through the door the game was up". "When she auditioned alongside Matt we knew we had something special," he said. Describing her as "funny, and clever, and gorgeous, and sexy".
"The show is such a massive phenomenon that I can't quite believe I am going to be a part of it.
"Matt Smith is an incredible actor and it is going to be so much fun to act alongside him," she added.
"A generation of little girls will want to be her. And a generation of little boys will want them to be her too," he added.
Head of Drama, BBC Wales, Piers Wenger said she brings "energy and excitement" to the role.
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