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.
| Directing | Joseph L. Mankiewicz | Director |
| Writing | Joseph L. Mankiewicz | Screenplay |
| Writing | John Klempner | Novel |
| Camera | Arthur C. Miller | Director of Photography |
| Production | Sol C. Siegel | Producer |
| Sound | Alfred Newman | Original Music Composer |
| Editing | J. Watson Webb Jr. | Editor |
| Writing | Vera Caspary | Adaptation |
| Art | J. Russell Spencer | Art Direction |
| Art | Lyle R. Wheeler | Art Direction |
| Art | Thomas Little | Set Decoration |
| Art | Walter M. Scott | Set Decoration |
| Costume & Make-Up | Kay Nelson | Costume Design |
| Costume & Make-Up | Ben Nye | Makeup Artist |
| Costume & Make-Up | Thomas Tuttle | Makeup Artist |
