A young governess for two children becomes convinced that the house and grounds are haunted by ghosts and that the children are being possessed.
| Crew | John Mortimer | Additional Writing |
| Production | Jack Clayton | Producer |
| Writing | Truman Capote | Screenplay |
| Directing | Jack Clayton | Director |
| Writing | Henry James | Novel |
| Writing | William Archibald | Screenplay |
| Production | Albert Fennell | Executive Producer |
| Sound | Georges Auric | Music |
| Camera | Freddie Francis | Director of Photography |
| Art | Wilfred Shingleton | Art Direction |
| Editing | Jim Clark | Editor |
| Sound | Peter Musgrave | ADR & Dubbing |
| Costume & Make-Up | Harold Fletcher | Makeup Artist |
| Costume & Make-Up | Sophie Devine | Costume Design |
| Costume & Make-Up | Gordon Bond | Hairstylist |
| Writing | Jeanie Sims | Script Editor |
| Camera | Ronnie Taylor | Camera Operator |
| Sound | Daphne Oram | Sound Effects |
| Sound | Buster Ambler | Sound Recordist |
| Sound | Daphne Oram | Sound Editor |
| Sound | John Cox | Sound Recordist |
| Sound | Ken Ritchie | Boom Operator |
