Cary Grant

Roger Thornhill

Eva Marie Saint

Eve Kendall

James Mason

Phillip Vandamm

Leo G. Carroll

Professor

Josephine Hutchinson

Mrs. Townsend

Martin Landau

Leonard

Adam Williams

Valerian

Edward Platt

Victor Larrabee

Edward Binns

Captain Junket

Ned Glass

Ticket Seller (uncredited)

Bess Flowers

Plaza Hotel Lounge Patron (uncredited)

Lawrence Dobkin

U.S. Intelligence Agency Official (uncredited)

Alfred Hitchcock

Man Who Misses Bus (uncredited)

Monty O'Grady

Man at United Nations Building (uncredited)

Jeremy Slate

Policeman at Grand Central Station (uncredited)

Olan Soule

Assistant Auctioneer (uncredited)