Genres: Biography, Drama, History, Thriller

Keywords: tmdb.london-england, tmdb.based-on-novel-or-book, tmdb.atomic-bomb, tmdb.world-war-ii, tmdb.cold-war, tmdb.soviet-union, tmdb.cambridge + 330 more, tmdb.older-man-younger-woman-relationship, tmdb.female-spy, tmdb.british-secret-service, tmdb.physics-professor, tmdb.1940s, tmdb.1930s, tmdb.mother-son-relationship, tmdb.2000s, tmdb.communist-espionage, tmdb.based-on-true-story, tmdb.co-workers-relationship, mdblist.rotten, mdblist.has-trailer, imdb.female-scientist, imdb.female-physicist, imdb.year-1945, imdb.female-spy, imdb.interrogation, imdb.world-war-two, imdb.character-name-as-title, imdb.nickname-as-title, imdb.based-on-real-person, imdb.university-of-montreal, imdb.british-warship, imdb.nuclear-bomb, imdb.nuclear-weapon, imdb.spy-camera, imdb.prison, imdb.spanish-civil-war, imdb.boyfriend-girlfriend-relationship, imdb.female-friendship, imdb.kgb-spy, imdb.montreal-quebec-canada, imdb.arrested-old-woman, imdb.reading-a-newspaper, imdb.old-woman-reads-a-newspaper, imdb.younger-version-of-character, imdb.climbing-through-a-window, imdb.jewish, imdb.charles-dickens-quotation, imdb.man-reads-a-book-out-loud, imdb.based-on-novel, imdb.mother-son-relationship, imdb.soviet-spy, imdb.cambridge-university, imdb.spy, imdb.peace, imdb.secret-research, imdb.university-student, imdb.sex-scene, imdb.kgb, imdb.old-woman, imdb.newspaper-obituary, imdb.lawyer, imdb.flashback, imdb.physics-student, imdb.friendship, imdb.socialist, imdb.communist, imdb.politics, imdb.communism, imdb.idealism, imdb.female-topless-nudity, mdblist.ext.2k-blu-ray, imdb.reference-to-joseph-stalin, imdb.soviet-union, imdb.nickname, imdb.professor, imdb.science, imdb.bomb, imdb.atomic-bomb, imdb.clement-attlee-character, imdb.james-chadwick-character, imdb.man-places-his-hand-on-a-woman-s-knee, imdb.laboratory, imdb.librarian, imdb.extramarital-affair, imdb.sexism, imdb.woman-slaps-a-man, imdb.scientist, imdb.hiroshima-japan, imdb.reference-to-harry-s-truman, imdb.tube-alloys-project, imdb.hiding-in-plain-sight, imdb.russian-spy, imdb.police, imdb.reference-to-saint-christopher, imdb.classified-document, imdb.movie-theater, imdb.suicide, imdb.suicide-by-hanging, imdb.suicide-of-lover, imdb.eighty-something, imdb.comintern, imdb.communist-international, imdb.saint-christopher-medal, imdb.special-branch, imdb.ankle-monitor, imdb.20th-century, imdb.inspired-by-a-true-story, imdb.nuclear-research, imdb.gay-character, imdb.nuclear-deterrence, imdb.blackmail, imdb.sex-on-a-ship, imdb.color-in-title, imdb.title-appears-in-writing, imdb.title-spoken-by-character, imdb.year-1938, imdb.year-2000, imdb.year-1946, imdb.mother-son-reconciliation, imdb.interrogation-room, imdb.kiss, imdb.warship, imdb.nuclear-explosion, imdb.tearoom, imdb.inspection, imdb.examination, imdb.hanged-man, imdb.hanged-to-death, imdb.secret-revealed, imdb.walk-in-the-park, imdb.walking-in-the-park, imdb.reference-to-melita-norwood, imdb.top-secret, imdb.hospital-bed, imdb.uranium, imdb.communist-infiltration, imdb.super-weapon, imdb.pub, imdb.social-shame, imdb.crying-woman, imdb.mob-of-reporters, imdb.older-person, imdb.retirement, imdb.suburbia, imdb.arrest, imdb.treason, imdb.civil-servant, imdb.atomic-weapon, imdb.secret, imdb.scene-during-opening-credits, imdb.framed-photograph, imdb.doorbell, imdb.knocking-on-a-door, imdb.reflection-in-a-car-window, imdb.flash-forward, imdb.bicycle, imdb.tapping-on-a-window, imdb.woman-reads-a-book, imdb.looking-in-a-window, imdb.modern-languages-student, imdb.woman-wears-a-dressing-gown, imdb.mink-coat, imdb.mirror, imdb.reflection-in-a-mirror, imdb.woman-wears-protective-eye-goggles, imdb.friend, imdb.orphan, imdb.apology, imdb.cigarette-smoking, imdb.russia, imdb.cousin-cousin-relationship, imdb.mazel-tov, imdb.viscount, imdb.maharaja, imdb.bowing, imdb.singing, imdb.song, imdb.film-projector, imdb.watching-a-movie, imdb.reference-to-adolf-hitler, imdb.speech, imdb.applause, imdb.demonstration, imdb.protest, imdb.name-calling, imdb.apathy, imdb.hatred, imdb.hope, imdb.courage, imdb.honor, imdb.cheering, imdb.handshake, imdb.year-1932, imdb.comrade, imdb.love, imdb.reference-to-leon-trotsky, imdb.reference-to-grigory-zionviev, imdb.guilt, imdb.reference-to-lev-kamenev, imdb.female-virgin, imdb.man-undresses-a-woman, imdb.sciatica, imdb.mother-kisses-her-son-on-his-cheek, imdb.tea, imdb.reference-to-che-guevara, imdb.spy-ring, imdb.woman-reads-a-newspaper, imdb.newspaper, imdb.newspaper-headline, imdb.cafe, imdb.waitress, imdb.passport, imdb.class, imdb.writing-a-letter, imdb.photograph, imdb.suspense, imdb.arrested-man, imdb.german, imdb.year-1940, imdb.year-1941, imdb.theoretical-physics, imdb.interview, imdb.pen, imdb.code-name, imdb.typewriter, imdb.blackboard, imdb.chalk, imdb.montage, imdb.man-wears-eyeglasses, imdb.mustached-man, imdb.assistant, imdb.drawing, imdb.diagram, imdb.husband-wife-relationship, imdb.scientific-research, imdb.surveillance-camera, imdb.reference-to-winston-churchill, imdb.canada, imdb.woman-rejects-a-man-s-kiss, imdb.revolution, imdb.smuggling, imdb.theft, imdb.man-wears-suspenders, imdb.man-wears-a-red-shirt, imdb.cell-phone, imdb.atomic-energy, imdb.lie, imdb.trunk, imdb.listening-to-a-radio, imdb.listening-to-music-on-a-radio, imdb.destroyer-the-ship, imdb.ship, imdb.chemicals, imdb.convoy, imdb.adultery, imdb.unfaithfulness, imdb.infidelity, imdb.atomic-physics, imdb.promise, imdb.divorce, imdb.women-s-bathroom, imdb.radio-news, imdb.naivete, imdb.congratulations, imdb.watching-a-newsreel, imdb.allies, imdb.archive-footage, imdb.phone-booth, imdb.pay-phone, imdb.old-woman-wears-eyeglasses, imdb.pregnancy, imdb.tea-room, imdb.big-band-music, imdb.fear, imdb.bravery, imdb.happy-birthday, imdb.camera, imdb.encryption, imdb.briefcase, imdb.subterfuge, imdb.baby, imdb.manila-envelope, imdb.search, imdb.police-search, imdb.sanitary-towel, imdb.file-cabinet, imdb.key, imdb.telephone-number, imdb.sleeping-on-a-sofa, imdb.religion, imdb.medallion-as-a-gift, imdb.headache, imdb.equality, imdb.barrister, imdb.repression, imdb.smokescreen, imdb.foolishness, imdb.fireplace-heater, imdb.train, imdb.stairway, imdb.hospital, imdb.fainting-old-woman, imdb.telephone-operator, imdb.taxi, imdb.taxi-driver, imdb.abandoned-house, imdb.year-1920, imdb.year-1944, imdb.wedding-ring, imdb.happiness, imdb.unhappiness, imdb.mother-and-son-hold-hands, imdb.evidence, imdb.heartbreak, imdb.fascism, imdb.shame, imdb.death, imdb.prison-guard, imdb.suicidal-thoughts, imdb.wristwatch, imdb.bribery, imdb.confession, imdb.park-bench, imdb.deception, imdb.flash-camera, imdb.press-conference, imdb.ends-with-text, imdb.what-happened-to-epilogue, imdb.looking-out-a-window, imdb.the-daily-mail-the-newspaper, imdb.mi5, imdb.crown-prosecution-service, imdb.rooftop, imdb.curare, imdb.closeted-homosexual, imdb.spy-thriller, aspectratio.2-35-1

Watch Providers: Kanopy, AMC Plus, IFC Films Unlimited Apple TV Channel, Philo

Production companies: Trademark Films, Cambridge Picture Company

Country: United States
Languages: English