| |
| Film Credits |
| |
| FIVE FINGER EXERCISE | US, 1962 | original play |
| THE PAD | US, 1966 | original play |
| THE ROYAL HUNT OF THE SUN | 1969 | original play |
| FOLLOW ME! | 1972 | screenplay / original play |
| EQUUS | 1977 | screenplay / original play |
| AMADEUS | US, 1984 | screenplay / original play |
| |
| Television Credits |
| |
| INTERNATIONAL THEATRE: The Salt Land | ITV tx 8/11/1955 | script |
| THAT WAS THE WEEK THAT WAS | BBC tx 19/1/1963 | script |
| THE PRIVATE EAR / HÖREN SIE ZU | Austria tx 11/5/1967 | original play |
| AQUARIUS | ITV tx 13/2/1970 | on-screen participant |
| PLAY OF THE MONTH: Five Finger Exercise | BBC1 tx 24/12/1970 | script |
| OMNIBUS: To Be A Witness - James Mossman | BBC1 tx 20/6/1971 | presenter |
| THE SOUTH BANK SHOW: Peter Shaffer | ITV tx 1/12/1985 | subject of programme / on-screen participant |
| BOOKMARK: The Bible | BBC2 tx 27/4/1988 | on-screen participant |
| ART, FAITH AND VISION: Capturing the Spirit | Channel 4 tx 19/7/1989 | on-screen participant |
| MOZART AT BUCKINGHAM PALACE | ITV tx 25/7/1991 | narrator |
| THE GREAT COMPOSERS: Wolfgang Amadeus Mozart | BBC2 tx 14/12/1997 | on-screen participant |
| REPUTATIONS: Kenneth Williams Seriously Outrageous | BBC2 tx 25/5/1998 | on-screen participant |
