Benedict Cumberbatch
Oscar Nomination for Best Actor: as Alan Turing in The Imitation Game (2014)
Other notable roles include:
Sherlock Holmes in Sherlock (2010)
Khan in Star Trek Into Darkness (2013)
Smaug (voice) in The Hobbit: The Desolation of Smaug (2013) and The Hobbit: The Battle of the Five Armies (2014)