Gethin Jones (in-universe)
From Tardis Wiki, the free Doctor Who reference
Gethin Jones (born 12th February 1978) has been a presenter for Blue Peter since 2005. In a 2009 episode he promoted the drink Bubble Shock!. (SJA: Invasion of the Bane)
In Doctor Who
Gethin Jones played a Cyberman in Rise of the Cybermen and The Age of Steel. In 2008 Gethin played a Dalek in The Stolen Earth and Journey's End, making him the first person to play both a Dalek and Cyberman.
