L.B. Jefferies
Lisa Fremont
Thomas Doyle
Stella
Lars Thorwald
Miss Lonelyhearts
Songwriter
Miss Torso
Woman on Fire Escape
Man on Fire Escape
Miss Hearing Aid
Newlywed
Emma Thorwald
Newlywed
Dancer with Miss Torso (uncredited)
Man with Miss Torso (uncredited)
Sunbather (uncredited)
Woman with Bird (uncredited)
(uncredited)
Detective (uncredited)
Girl at Songwriter's Party (uncredited)
Songwriter's Party Guest with Poodle (uncredited)
Radio Announcer (voice) (uncredited)
Detective (uncredited)
Girl at Songwriter's Party (uncredited)
(uncredited)
Policeman (uncredited)
Clock-Winder in Songwriter's Apartment (uncredited)
Man with Miss Lonelyhearts (uncredited)
Newlyweds' Landlord (uncredited)
Policeman (uncredited)
Sunbather (uncredited)
Detective (uncredited)
(uncredited)
Man with Miss Torso (uncredited)
Carl (uncredited)
Ice Man (uncredited)
Detective (uncredited)
Jeff's Editor (voice) (uncredited)