The wife and mistress of the abusive headmaster of a boy's school plot and carry out his murder. They dump his body in the murky swimming pool at the school and await for it to surface. After several days, some unusual circumstances point to clues that he is not dead after all.
| Directing | John Badham | Director |
| Costume & Make-Up | Harry Maret | Makeup Artist |
| Writing | Carol Sobieski | Teleplay |
| Art | Boris Leven | Production Design |
| Camera | Mario Tosi | Director of Photography |
| Production | Aaron Rosenberg | Producer |
| Production | Ross Brown | Casting |
| Costume & Make-Up | Dione Taylor | Hairstylist |
| Writing | Thomas Narcejac | Novel |
| Art | John P. Austin | Set Decoration |
| Writing | Pierre Boileau | Novel |
| Sound | Billy Goldenberg | Original Music Composer |
| Editing | David Rawlins | Editor |
| Crew | David McCann | Post Production Supervisor |
| Costume & Make-Up | Betsy Cox | Costumer |
| Sound | Ken Hall | Music Editor |
| Art | Bill Wainess | Property Master |
| Crew | Cliff Wenger | Special Effects |
| Sound | Don S. Walden | Sound Effects |
| Production | Lois Kerst | Production Assistant |
| Sound | Don J. Bassman | Sound Mixer |
| Costume & Make-Up | John S. Perry | Costume Supervisor |
| Production | Bruce Pittman | Production Assistant |
| Directing | Frederic W. Brost | First Assistant Director |
| Editing | Joseph C. Thornton | Assistant Editor |
| Sound | Bruce Stone | Assistant Sound Editor |
| Production | Donald C. Klune | Unit Production Manager |
| Sound | Roger Sword | Supervising Sound Editor |
| Lighting | Joe Pender | Gaffer |
