Cary GrantRoger Thornhill
Eva Marie SaintEve Kendall
James MasonPhillip Vandamm
Jessie Royce LandisClara Thornhill
Josephine HutchinsonMrs. Townsend
Philip OberLester Townsend
Edward PlattVictor Larrabee
Patrick McVeySergeant Flamm
Edward BinnsCaptain Junket
Nora MarloweAnna, the Menacing Housekeeper (uncredited)
Doreen LangMaggie - Thornhill's Secretary (uncredited)
John BeradinoSergeant Emile Klinger (uncredited)
Ned GlassTicket Seller (uncredited)
Tol AveryState Police Detective (uncredited)
Malcolm AtterburyMan at Prairie Crossing (uncredited)
Maudie PrickettHotel Maid Elsie (uncredited)
Bess FlowersPlaza Hotel Lounge Patron (uncredited)
Stanley AdamsLieutenant Harding (uncredited)
Andy AlbinFarmer (uncredited)
Ernest AndersonPorter on Twentieth Century Ltd. (uncredited)
Frank WilcoxHerman Weltner (uncredited)
Brandon BeachMan at Auction (uncredited)
Steve CarruthersMan at Auction (uncredited)
Taggart CaseyShaving Man (uncredited)
Bill CatchingAuction Attendant (uncredited)
Walter CoyU.S. Intelligence Agency Official (uncredited)
Jimmy CrossTaxi Driver #1 (uncredited)
Patricia CuttsHospital Patient (uncredited)
Jack DalyTrain Steward (uncredited)
John DamlerPolice Lieutenant (uncredited)
Lawrence DobkinU.S. Intelligence Agency Official (uncredited)
Tommy FarrellEddie - Elevator Starter (uncredited)
Jesslyn FaxTrain Passenger (uncredited)
Adolph FaylauerBald Bidder (uncredited)
Sally FraserSecond United Nations Receptionist (uncredited)
Paul GengeLieutenant Hagerman (uncredited)
James GonzalezMan at Auction (uncredited)
Tom GreenwaySilent State Police Detective (uncredited)
Robert HainesMan at United Nations Building (uncredited)
Stuart HallTrain Passenger (uncredited)
Alfred HitchcockMan Who Misses Bus (uncredited)
Stuart HolmesHotel Lounge Patron (uncredited)
Eugene JacksonSecurity Guard at Auction (uncredited)
Bobby JohnsonWaiter (uncredited)
Kenner G. KempMan Leaving Office Building (uncredited)
Madge KennedyMrs. Finlay (uncredited)
Colin KennyMan at Auction (uncredited)
Carl M. LevinessMan at United Nations Building (uncredited)
Alexander LockwoodJudge Anson B. Flynn (uncredited)
Frank MarloweTaxi Driver (uncredited)
Baynes BarronTaxi Driver #2 (uncredited)
Thomas MartinTrain Passenger (uncredited)
James McCallionPlaza Valet (uncredited)
Maura McGiveneyAttendant (uncredited)
Carl MilletaireHotel Clerk (uncredited)
Hans MoebusMan at United Nations Building (uncredited)
Howard NegleyConductor on Twentieth Century, Ltd. (uncredited)
Monty O'GradyMan at United Nations Building (uncredited)
Ralph ReedBellhop (uncredited)
John RoyTrain Passenger (uncredited)
Jeffrey SayreHotel Lounge Patron / Man at Mt. Rushmore Cafeteria (uncredited)
Scott SeatonMan at Auction (uncredited)
Harry SeymourVictor - Captain of Waiters (uncredited)
Robert ShayneLarry Wade (uncredited)
Jeremy SlatePoliceman at Grand Central Station (uncredited)
Olan SouleAssistant Auctioneer (uncredited)
Helen SpringBidder (uncredited)
Harvey StephensStockbroker (uncredited)
Harry StrangAssistant Conductor (uncredited)
Arthur ToveyMan at Auction (uncredited)
Dale Van SickelRanger (uncredited)
Lloyd WilliamsMinor Role (uncredited)
Robert B. WilliamsPatrolman Waggoner (uncredited)
Paula WinsloweWoman at Auction (uncredited)
Wilson WoodPhotographer at United Nations (uncredited)
Carleton YoungFanning Nelson (uncredited)
Dick JohnstoneCourtroom Spectator (uncredited)
Bert StevensMan at United Nations Building (uncredited)
Cosmo SardoWorker (uncredited)
Don AndersonWorker (uncredited)
Alphonso DuBoisMan at United Nations Building (uncredited)
Len HendryPolice Lieutenant (uncredited)
Anne AndersonWoman (uncredited)
Rama BaiWoman at United Nations Building (uncredited)
Finn ZirzowWorker (uncredited)
Roger C. CarmelTall Man in Crowd (uncredited)
Donna DouglasWoman on Sidewalk (uncredited)
Caryl LincolnAuction Guest (uncredited)