Army psychiatrist Colonel Kane is posted to a secluded gothic castle housing a military asylum. With a reserved calm, he indulges the inmates' delusions, allowing them free rein to express their fantasies.
Unfortunately the movie The Ninth Configuration is not yet available on Disney Plus.
| Directing | William Peter Blatty | Director |
| Writing | William Peter Blatty | Screenplay |
| Writing | William Peter Blatty | Novel |
| Production | William Peter Blatty | Producer |
| Production | William Paul | Executive Producer |
| Sound | Barry De Vorzon | Original Music Composer |
| Camera | Gerry Fisher | Director of Photography |
| Editing | Battle Davis | Editor |
| Editing | Tony de Zarraga | Editor |
| Editing | Peter Lee-Thompson | Editor |
| Editing | Roberto Silvi | Editor |
| Art | Bill Malley | Production Design |
| Art | J. Dennis Washington | Art Direction |
| Production | Tom Shaw | Associate Producer |
| Editing | Peter Taylor | Supervising Editor |
| Sound | Colin Charles | Sound |
| Sound | Marvin Walowitz | Sound Editor |
| Sound | Andrew London | Sound Editor |
| Sound | David Pettijohn | Sound Editor |
| Sound | Lon Bender | Assistant Sound Editor |
| Sound | Robert L. Harman | Sound Re-Recording Mixer |
| Sound | Jim Cook | Sound Re-Recording Mixer |
| Sound | Charles Grenzbach | Sound Re-Recording Mixer |
| Crew | Willard Flanagin | Special Effects |
| Camera | Jimmy Waters | Key Grip |
| Art | Tom Shaw Jr. | Property Master |
| Production | Jack Baur | Casting Consultant |
| Production | Anne Shaw | Production Coordinator |
| Production | Gordon K. Kee | Production Accountant |
| Crew | Bobby Bass | Stunt Coordinator |
| Crew | Tim Rossovich | Stunts |
| Crew | Gary Epper | Stunts |
| Sound | Stan Gilbert | Dialogue Editor |
| Art | Sydney Ann Smith-Kee | Set Decoration |
| Costume & Make-Up | Tom Bronson | Costume Design |
| Directing | John Franco | Script Supervisor |
| Sound | John Caper Jr. | Music Editor |
| Camera | Steve Stafford | Camera Operator |
| Camera | Egon Endrényi | Still Photographer |
| Lighting | Laurie Shane | Gaffer |
| Sound | Gordon Ecker | Supervising Sound Editor |
| Crew | Jeannie Epper | Stunts |
| Camera | Mike Rutter | Assistant Camera |