When an elite crime squad’s lead detective (Fassbender) investigates the disappearance of a victim on the first snow of winter, he fears an elusive serial killer may be active again. With the help of a brilliant recruit (Ferguson), the cop must connect decades-old cold cases to the brutal new one if he hopes to outwit this unthinkable evil before the next snowfall. Michael Fassbender (X-Men series), Rebecca Ferguson (Mission: Impossible—Rogue Nation), Charlotte Gainsbourg (Independence Day: Resurgence) and J.K.
The time is 1973. The Cold War of the mid-20th Century continues to damage international relations. Britain's Secret Intelligence Service (SIS), a.k.a. MI6 and code-named the Circus, is striving to keep pace with other countries' espionage efforts and to keep the U.K. secure. The head of the Circus, known as Control (John Hurt), personally sends dedicated operative Jim Prideaux (Mark Strong) into Hungary. But Jim's mission goes bloodily awry, and Control is forced out of the Circus - as is his top lieutenant, George Smiley (Gary Oldman), a career spy with razor-sharp senses.