George Smiley
Bill Haydon
Ricki Tarr
Control
Percy Alleline
Jim Prideaux
Peter Guillam
Roy Bland
Toby Esterhase
Connie Sachs
Jerry Westerby
Oliver Lacon
Irina
Mendel
Polyakov
Mackelvore
Magyar
Hungarian Waiter
Woman in Window
KGB Agent
Bryant
Belinda
Fawn
Mrs Pope-Graham
Norman
Kaspart
Minister
Mary Alleline
Ann Smiley
Mrs McCraig
Bill Roach
Spikeley
Tufty Thesinger
Boris
Turkish Mistress
Ivan
Sergei
Listening Woman
Janitor Alwyn
Sal
Guillam's Boyfriend
Christmas Party Guest
Karla (Voice)
French Man at Residency
Ben
Schoolboy (uncredited)