Cast & crew
11 Harrowhouse (1974)
Directed by Aram Avakian Written by Jeffrey Bloom
Cast
| James Mason | Watts |
| Charles Grodin | Howard |
| Candice Bergen | Maren |
| Trevor Howard | Massey |
| John Gielgud | Orin Meecham |
| Helen Cherry | Lady Beltham |
| Peter Vaughan | Coglin |
| Jack Watson | Tyrone 'Clean' Miller |
| Jack Watling | Fitzmaurice |
| Cyril Shaps | Wildenstein |
| Leon Greene | Toland |
| Glynn Edwards | Security Guard |
| Clive Morton | Harold Lutz |
| Larry Cross | Alabama Whitman |
| John Bindon | Second Punk |
| Joe Powell | Hickey |
| Michael Gover | Doctor |
| Patricia Michael | VIP Stewardess |
| Michael Hawkins | Ward Patient |
Crew
| Jeffrey Bloom | Screenplay |
| Aram Avakian | Director |
| Arthur Ibbetson | Director of Photography |
| Charles Grodin | Adaptation |
| Gerald A. Browne | Novel |
| Denis Holt | Associate Producer |
| Elliott Kastner | Producer |
| Anne V. Coates | Editor |
| Vic Armstrong | Stunts |
| Michael J. Lewis | Music |
| Jack Stephens | Set Decoration |
| Peter Mullins | Art Direction |
| Raymond Becket | Second Assistant Director |
| Mike Higgins | Second Assistant Director |
| David W. Orton | Production Supervisor |
| Anthony Squire | Second Unit Director |
| Jack Causey | Assistant Director |
| Basil Newall | Makeup Artist |
| Biddy Chrystal | Hairdresser |
| John Siddall | Art Department Manager |
| Derek Kavanagh | First Assistant Director |
| Richard Jenkins | Second Assistant Director |
| Jonathan Bates | Sound Editor |
| Danny Daniel | Sound Recordist |
| Gordon K. McCallum | Sound Recordist |
| Roy Whybrow | Special Effects |
| John Hayward | Sound Mixer |
| Austin Partridge | Sound |
| Joe Powell | Stunts |
| Robin McDonald | Second Assistant Camera |
| Freddie Cooper | Camera Operator |