Played the role of MP Hugh Abbot in The Thick of It, which appeared on BBC Four.
He initially started his career writing for Spike Milligan.
He was named the Best Comedy Actor in 2005 in England.
He is the son of Helen Burns, an actress, and theatre director, Michael Langham.
He acted in the stage version of The Hitchhiker's Guide to the Galaxy, which later was filmed starring Martin Freeman.