The story of Elwood P. Dowd who makes friends with a spirit taking the form of a human-sized rabbit named Harvey that only he sees (and a few privileged others on occasion also.) After his sister tries to commit him to a mental institution, a comedy of errors ensues. Elwood and Harvey become the catalysts for a family mending its wounds and for romance blossoming in unexpected places.
| Production | John Beck | Producer |
| Writing | Mary Chase | Theatre Play |
| Directing | Henry Koster | Director |
| Writing | Myles Connolly | Screenplay |
| Editing | Ralph Dawson | Editor |
| Camera | William H. Daniels | Director of Photography |
| Writing | Oscar Brodney | Screenplay |
| Costume & Make-Up | Orry-Kelly | Costume Design |
| Sound | Leslie I. Carey | Sound |
| Sound | Joe Lapis | Sound |
| Art | Russell A. Gausman | Set Decoration |
| Art | Bernard Herzbrun | Art Direction |
| Costume & Make-Up | Bud Westmore | Makeup Artist |
| Art | Nathan H. Juran | Art Direction |
| Costume & Make-Up | Joan St. Oegger | Hairstylist |
| Art | Julia Heron | Set Decoration |
| Sound | Frank Skinner | Music |
