Carey Mulligan. Carey Mulligan was 22 in Doctor Who: Blink as 'Sally Sparrow'.
Finlay Robertson. Finlay Robertson was 32 in Doctor Who: Blink as 'Larry Nightingale'.
David Tennant. David Tennant was 36 in Doctor Who: Blink as 'Tenth Doctor'.
Freema Agyeman. Freema Agyeman was 28 in Doctor Who: Blink as 'Martha Jones'.
Lucy Gaskell. Lucy Gaskell was 26 in Doctor Who: Blink as 'Kathy Nightingale'.
Michael Obiora. Michael Obiora was 20 in Doctor Who: Blink as 'Billy Shipton (Young)'.
Louis Mahoney. Louis Mahoney was 68 in Doctor Who: Blink as 'Billy Shipton (Old)'.
Richard Cant. Richard Cant was >> in Doctor Who: Blink as 'Malcolm Wainwright'.
Thomas Nelstrop. Thomas Nelstrop was >> in Doctor Who: Blink as 'Ben Wainwright'.
Hettie Macdonald. Hettie Macdonald was 45 in Doctor Who: Blink as 'Director'
Steven Moffat
Phil Collinson
Murray Gold
Andy Pryor