James Stewart

L.B. Jefferies

Grace Kelly

Lisa Fremont

Wendell Corey

Thomas Doyle

Thelma Ritter

Stella

Raymond Burr

Lars Thorwald

Judith Evelyn

Miss Lonelyhearts

Ross Bagdasarian

Songwriter

Georgine Darcy

Miss Torso

Sara Berner

Woman on Fire Escape

Frank Cady

Man on Fire Escape

Jesslyn Fax

Miss Hearing Aid

Rand Harper

Newlywed

Irene Winston

Emma Thorwald

Havis Davenport

Newlywed

Jerry Antes

Dancer with Miss Torso (uncredited)

Benny Bartlett

Man with Miss Torso (uncredited)

Sue Casey

Sunbather (uncredited)

Iphigenie Castiglioni

Woman with Bird (uncredited)

James Cornell

(uncredited)

Don Dunning

Detective (uncredited)

Marla English

Girl at Songwriter's Party (uncredited)

Bess Flowers

Songwriter's Party Guest with Poodle (uncredited)

Art Gilmore

Radio Announcer (voice) (uncredited)

Fred Graham

Detective (uncredited)

Kathryn Grant

Girl at Songwriter's Party (uncredited)

Charles Harvey

(uncredited)

Len Hendry

Policeman (uncredited)

Alfred Hitchcock

Clock-Winder in Songwriter's Apartment (uncredited)

Harry Landers

Man with Miss Lonelyhearts (uncredited)

Alan Lee

Newlyweds' Landlord (uncredited)

Mike Mahoney

Policeman (uncredited)

Jonnie Paris

Sunbather (uncredited)

Eddie Parker

Detective (uncredited)

Robert Sherman

(uncredited)

Dick Simmons

Man with Miss Torso (uncredited)

Ralph Smiley

Carl (uncredited)

Jack Stoney

Ice Man (uncredited)

Anthony Warde

Detective (uncredited)

Gig Young

Jeff's Editor (voice) (uncredited)