Jason Robards is a man who decides he'd rather be a tree.
| Directing | Pancho Kohner | Director |
| Art | Dan Perri | Title Designer |
| Writing | Ketti Frings | Screenplay |
| Production | Robert O. Kaplan | Executive Producer |
| Sound | Maurice Jarre | Music |
| Writing | Robert Ayre | Story |
| Editing | Andrew Herbert | Editor |
| Writing | Pancho Kohner | Screenplay |
| Production | Pancho Kohner | Producer |
| Production | George Van Noy | Associate Producer |
| Costume & Make-Up | Julie Weiss | Costume Design |
| Sound | Craig Felburg | Sound |
| Costume & Make-Up | Robert Bau | Makeup Artist |
| Editing | George Van Noy | Editor |
| Costume & Make-Up | Peggy Shannon | Hairstylist |
| Sound | Frances Reid | Sound |
| Art | Charles French | Art Direction |
| Camera | Gaby Kruks | Key Grip |
| Camera | Michael Elsey | Assistant Camera |
| Lighting | Hal Trussell | Gaffer |
| Camera | John Arthur Morrill | Director of Photography |