A letter is addressed to three wives from their "best friend" Addie Ross, announcing that she is running away with one of their husbands - but she does not say which one.
Ann Sothern
Rita Phipps
Linda Darnell
Lora Mae Hollingsway
Jeanne Crain
Deborah Bishop
Kirk Douglas
George Phipps
Paul Douglas
Porter Hollingsway
Jeffrey Lynn
Bradford 'Brad' Bishop
Barbara Lawrence
Georgiana 'Babe' Finney
Connie Gilchrist
Mrs. Ruby Finney
Florence Bates
Mrs. Manleigh
Hobart Cavanaugh
Mr. Manleigh
James Adamson
Porter's Butler (uncredited)
Joe Bautista
Thomasino (uncredited)
Patti Brady
Kathleen (uncredited)
Ralph Brooks
Bookie Dancer at Country Club (uncredited)
John Davidson
John, First Waiter (uncredited)
Sayre Dearing
Country Club Member (uncredited)
Franklyn Farnum
Country Club Member (uncredited)
Sam Finn
Second Waiter (uncredited)
Celeste Holm
Addie Ross (voice) (uncredited)
Stuart Holmes
Old Man at Table (uncredited)
Wilbur Mack
Country Club Member (uncredited)
Mae Marsh
Miss Jenkins (uncredited)
George Offerman, Jr.
Nick Butler (uncredited)
Thelma Ritter
Sadie Dugan (uncredited)
Cosmo Sardo
Headwaiter at Country Club (uncredited)
Carl Switzer
Leo, Second Messenger (uncredited)
Charles Tannen
Radio Announcer for 'Confessions of Brenda' (voice) (uncredited)