Marshall Lancaster
From Tardis Wiki, the free Doctor Who reference
Marshall Lancaster (born 5 October 1974[1]) played Buzzer and his Ganger doppelgänger in the Doctor Who television stories The Rebel Flesh / The Almost People.
Career
He is probably best known for playing Chris Skelton in the series Life on Mars and its sequel series Ashes to Ashes, both of which were created by The Rebel Flesh writer Matthew Graham.
He has since left the acting industry and set up his own construction company, Marshall Lancaster Plastering.