 | Bette Davis als Margo Channing |
 | Anne Baxter als Eve Harrington |
 | George Sanders als Addison DeWitt |
 | Celeste Holm als Karen Richards |
 | Gary Merrill als Bill Sampson |
 | Hugh Marlowe als Lloyd Richards |
 | Thelma Ritter als Birdie Coonan |
 | Gregory Ratoff als Max Fabian |
 | Marilyn Monroe als Miss Caswell |
 | Barbara Bates als Phoebe |
 | Walter Hampden als Aged Actor (uncredited) |
 | Randy Stuart als Girl (uncredited) |
 | Craig Hill als Leading Man (uncredited) |
 | Leland Harris als Doorman (uncredited) |
 | Barbara White als Autograph Seeker (uncredited) |
| Eddie Fisher als Stage Manager (uncredited) |
 | William Pullen als Clerk (uncredited) |
 | Claude Stroud als Pianist (uncredited) |
 | Eugene Borden als Frenchman (uncredited) |
 | Helen Mowery als Reporter (uncredited) |
 | Steven Geray als Captain of Waiters (uncredited) |
 | Gertrude Astor als Sarah Siddons Awards Guest (uncredited) |
| Frank Baker als Waiter (uncredited) |
 | Ralph Brooks als Sarah Siddons Awards Guest (uncredited) |
 | Jack Chefe als Sarah Siddons Awards Guest (uncredited) |
 | Sayre Dearing als Sarah Siddons Awards Guest (uncredited) |
| Jack Deery als Sarah Siddons Awards Guest (uncredited) |
 | Franklyn Farnum als Sarah Siddons Awards Guest (uncredited) |
 | Bess Flowers als Sarah Siddons Awards Guest (uncredited) |
 | Colin Kenny als Sarah Siddons Awards Guest (uncredited) |
 | Ethelreda Leopold als Sarah Siddons Awards Guest (uncredited) |
 | Carl M. Leviness als Sarah Siddons Awards Guest (uncredited) |
 | Leota Lorraine als Sarah Siddons Awards Guest (uncredited) |
| William Marion als Sarah Siddons Awards Guest (uncredited) |
| Thomas Martin als Waiter (uncredited) |
| Mathew McCue als Waiter (uncredited) |
 | Harold Miller als Sarah Siddons Awards Guest (uncredited) |
 | William H. O'Brien als Waiter at Margo's Party (uncredited) |
| Stanley Orr als Sarah Siddons Awards Guest (uncredited) |
| Foster H. Phinney als Sarah Siddons Awards Guest (uncredited) |
| Marion Pierce als Sarah Siddons Awards Guest (uncredited) |
| Paul Power als Sarah Siddons Awards Guest (uncredited) |
 | Suzanne Ridgway als Sarah Siddons Awards Guest (uncredited) |
 | Ann Robinson als Girl in a Lobby of the 21 Club (uncredited) |
| Cosmo Sardo als Waiter (uncredited) |
 | Larry Steers als Sarah Siddons Awards Guest (uncredited) |
 | Robert Whitney als Actor in "Hearts of Oak" (uncredited) |
| Milton Krasner | Director of Photography |
| Edith Head | Costume Design |
| Walter M. Scott | Set Decoration |
| Joseph L. Mankiewicz | Screenplay |
| Darryl F. Zanuck | Producer |
| Alfred Newman | Original Music Composer |
| Barbara McLean | Editor |
| Joseph L. Mankiewicz | Director |
| George W. Davis | Art Direction |
| Thomas Little | Set Decoration |
| Mary Orr | Short Story |
| Fred R. Simpson | Property Master |
| Ben Nye | Makeup Artist |
| Lyle R. Wheeler | Art Direction |
| Paul Lockwood | Camera Operator |
| Max Golden | Production Manager |
| Ray Nolan | Still Photographer |
| Gaston Glass | Assistant Director |
| Robert R. Snody | Unit Production Manager |
| Roger Heman Sr. | Sound |
| Urban Thielmann | Music |
| Hal Klein | Second Assistant Director |
| Edward B. Powell | Orchestrator |
| Charles LeMaire | Wardrobe Supervisor |
| W. D. Flick | Sound |
