Bette Davis as Margo Channing

Anne Baxter as Eve Harrington

George Sanders as Addison DeWitt

Celeste Holm as Karen Richards

Gary Merrill as Bill Sampson

Hugh Marlowe as Lloyd Richards

Thelma Ritter as Birdie Coonan

Gregory Ratoff as Max Fabian

Marilyn Monroe as Miss Caswell

Barbara Bates as Phoebe

Walter Hampden as Aged Actor

Randy Stuart as Girl

Craig Hill as Leading Man

Leland Harris as Doorman

Barbara White as Autograph Seeker

Eddie Fisher as Stage Manager

William Pullen as Clerk

Claude Stroud as Pianist

Eugene Borden as Frenchman

Helen Mowery as Reporter

Steven Geray as Captain of Waiters

Gertrude Astor as Sarah Siddons Awards Guest (uncredited)

Frank Baker as Waiter (uncredited)

Ralph Brooks as Sarah Siddons Awards Guest (uncredited)

Jack Chefe as Sarah Siddons Awards Guest (uncredited)

Sayre Dearing as Sarah Siddons Awards Guest (uncredited)

Jack Deery as Sarah Siddons Awards Guest (uncredited)

Franklyn Farnum as Sarah Siddons Awards Guest (uncredited)

Bess Flowers as Sarah Siddons Awards Guest (uncredited)

Colin Kenny as Sarah Siddons Awards Guest (uncredited)

Ethelreda Leopold as Sarah Siddons Awards Guest (uncredited)

Carl M. Leviness as Sarah Siddons Awards Guest (uncredited)

Leota Lorraine as Sarah Siddons Awards Guest (uncredited)

William Marion as Sarah Siddons Awards Guest (uncredited)

Thomas Martin as Waiter (uncredited)

Mathew McCue as Waiter (uncredited)

Harold Miller as Sarah Siddons Awards Guest (uncredited)

William H. O'Brien as Waiter at Margo's Party (uncredited)

Stanley Orr as Sarah Siddons Awards Guest (uncredited)

Foster H. Phinney as Sarah Siddons Awards Guest (uncredited)

Marion Pierce as Sarah Siddons Awards Guest (uncredited)

Paul Power as Sarah Siddons Awards Guest (uncredited)

Suzanne Ridgway as Sarah Siddons Awards Guest (uncredited)

Ann Robinson as Girl in a Lobby of the 21 Club (uncredited)

Cosmo Sardo as Waiter (uncredited)

Larry Steers as Sarah Siddons Awards Guest (uncredited)

Robert Whitney as Actor in "Hearts of Oak" (uncredited)