Thesps sign on to ‘Tinker’

Oldman, Fiennes, Firth join spy thriller

Gary Oldman, Ralph Fiennes, Colin Firth, and Michael Fassbender will star in the espionage thriller “Tinker, Tailor, Soldier, Spy” for Working Title and Studio Canal.

Swedish helmer Tomas Alfredson (“Let The Right One In”) has already signed on to direct the pic, which will begin lensing in October in London.

Based on John Le Carre’s 1974 bestseller, story is set in the aftermath of the Cold War and involves a spy hunt within the highest echelons of the British Secret Intelligence Service. Oldman would play lead George Smiley.

Le Carre’s novel also spawned a 1970s Brit TV series that starred Alec Guinness.

Peter Morgan (“Frost/Nixon”) penned the adaptation.

Tim Bevan and Eric Fellner are producing. Debra Hayward, Liza Chasin, Le Carre and Morgan are exec producing. Hayward will shepherd the project for Working Title.