shown as something of an obsessive tea drinker. The sketch guest-starred Frank Williams from Dad's Army. The name of Smiley's enemy Karla can be seen on a secretary's computer screen. Harry Enfield and Paul Whitehouse performed a sketch in 2012 about there being two George Smileys: a reference to the vastly different portrayals in the filmed versions of Tinker Tailor Soldier Spy. Books and articles References External links An excerpt from chapter one of Call for the Dead. Fictional British secret agents John le Carré Novel series Fictional English people Fictional University of Oxford people Characters in British novels of the 20th century Literary characters introduced in 1961 Fictional spymasters