Cary Grant
Roger Thornhill
Acting
Eva Marie Saint
Eve Kendall
Acting
James Mason
Phillip Vandamm
Acting
Jessie Royce Landis
Clara Thornhill
Acting
Leo G. Carroll
Professor
Acting
Josephine Hutchinson
Mrs. Townsend
Acting
Philip Ober
Lester Townsend
Acting
Martin Landau
Leonard
Acting
Adam Williams
Valerian
Acting
Edward Platt
Victor Larrabee
Acting
Robert Ellenstein
Licht
Acting
Les Tremayne
Auctioneer
Acting
Philip Coolidge
Dr. Cross
Acting
Patrick McVey
Sergeant Flamm
Acting
Edward Binns
Captain Junket
Acting
Nora Marlowe
Anna, the Menacing Housekeeper (uncredited)
Acting
Doreen Lang
Maggie - Thornhill's Secretary (uncredited)
Acting
John Beradino
Sergeant Emile Klinger (uncredited)
Acting
Ned Glass
Ticket Seller (uncredited)
Acting
Tol Avery
State Police Detective (uncredited)
Acting
Malcolm Atterbury
Man at Prairie Crossing (uncredited)
Acting
Maudie Prickett
Hotel Maid Elsie (uncredited)
Acting
Bess Flowers
Plaza Hotel Lounge Patron (uncredited)
Acting
Stanley Adams
Lieutenant Harding (uncredited)
Acting
Andy Albin
Farmer (uncredited)
Acting
Ernest Anderson
Porter on Twentieth Century Ltd. (uncredited)
Acting
Frank Wilcox
Herman Weltner (uncredited)
Acting
Brandon Beach
Man at Auction (uncredited)
Acting
Steve Carruthers
Man at Auction (uncredited)
Acting
Taggart Casey
Shaving Man (uncredited)
Acting
Bill Catching
Auction Attendant (uncredited)
Crew
Walter Coy
U.S. Intelligence Agency Official (uncredited)
Acting
Jimmy Cross
Taxi Driver #1 (uncredited)
Acting
Patricia Cutts
Hospital Patient (uncredited)
Acting
Jack Daly
Train Steward (uncredited)
Acting
John Damler
Police Lieutenant (uncredited)
Acting
Lawrence Dobkin
U.S. Intelligence Agency Official (uncredited)
Acting
Tommy Farrell
Eddie - Elevator Starter (uncredited)
Acting
Jesslyn Fax
Train Passenger (uncredited)
Acting
Adolph Faylauer
Bald Bidder (uncredited)
Acting
Sally Fraser
Second United Nations Receptionist (uncredited)
Acting
Paul Genge
Lieutenant Hagerman (uncredited)
Acting
James Gonzalez
Man at Auction (uncredited)
Acting
Tom Greenway
Silent State Police Detective (uncredited)
Acting
Robert Haines
Man at United Nations Building (uncredited)
Acting
Stuart Hall
Train Passenger (uncredited)
Acting
Alfred Hitchcock
Man Who Misses Bus (uncredited)
Directing
Stuart Holmes
Hotel Lounge Patron (uncredited)
Acting
Eugene Jackson
Security Guard at Auction (uncredited)
Acting
Bobby Johnson
Waiter (uncredited)
Acting
Kenner G. Kemp
Man Leaving Office Building (uncredited)
Acting
Madge Kennedy
Mrs. Finlay (uncredited)
Acting
Colin Kenny
Man at Auction (uncredited)
Acting
Carl M. Leviness
Man at United Nations Building (uncredited)
Acting
Alexander Lockwood
Judge Anson B. Flynn (uncredited)
Acting
Frank Marlowe
Taxi Driver (uncredited)
Acting
Baynes Barron
Taxi Driver #2 (uncredited)
Acting
Thomas Martin
Train Passenger (uncredited)
Acting
James McCallion
Plaza Valet (uncredited)
Acting
Maura McGiveney
Attendant (uncredited)
Acting
Carl Milletaire
Hotel Clerk (uncredited)
Acting
Hans Moebus
Man at United Nations Building (uncredited)
Acting
Howard Negley
Conductor on Twentieth Century, Ltd. (uncredited)
Acting
Monty O'Grady
Man at United Nations Building (uncredited)
Acting
Ralph Reed
Bellhop (uncredited)
Acting
John Roy
Train Passenger (uncredited)
Acting
Jeffrey Sayre
Hotel Lounge Patron / Man at Mt. Rushmore Cafeteria (uncredited)
Acting
Scott Seaton
Man at Auction (uncredited)
Acting
Harry Seymour
Victor - Captain of Waiters (uncredited)
Acting
Robert Shayne
Larry Wade (uncredited)
Acting
Jeremy Slate
Policeman at Grand Central Station (uncredited)
Acting
Olan Soule
Assistant Auctioneer (uncredited)
Acting
Helen Spring
Bidder (uncredited)
Acting
Harvey Stephens
Stockbroker (uncredited)
Acting
Harry Strang
Assistant Conductor (uncredited)
Acting
Arthur Tovey
Man at Auction (uncredited)
Acting
Dale Van Sickel
Ranger (uncredited)
Acting
Lloyd Williams
Minor Role (uncredited)
Acting
Robert B. Williams
Patrolman Waggoner (uncredited)
Acting
Paula Winslowe
Woman at Auction (uncredited)
Acting
Wilson Wood
Photographer at United Nations (uncredited)
Acting
Carleton Young
Fanning Nelson (uncredited)
Acting
Dick Johnstone
Courtroom Spectator (uncredited)
Acting
Bert Stevens
Man at United Nations Building (uncredited)
Acting
Cosmo Sardo
Worker (uncredited)
Acting
Don Anderson
Worker (uncredited)
Acting
Alphonso DuBois
Man at United Nations Building (uncredited)
Acting
Len Hendry
Police Lieutenant (uncredited)
Acting
Anne Anderson
Woman (uncredited)
Acting
Rama Bai
Woman at United Nations Building (uncredited)
Acting
Finn Zirzow
Worker (uncredited)
Acting