Matthew Doman
From Tardis Wiki, the free Doctor Who reference
Matthew Doman, or Matt Doman, was a Dalek operator in the Doctor Who 50th anniversary special The Day of the Doctor[1], one of the ghosts in Army of Ghosts[2], an Ood in Planet of the Ood[3], one of the Vigil in The Rings of Akhaten[4], and a Sandman in Sleep No More.
He also played an air raid warden and a Cyberman at the 2010 Doctor Who at the Proms and one of the monsters at the 2013 Proms.