| Reference Number | Title | Date | Series |
| RNT/PP/5/98 | The Caretaker | 1980 | Rehearsal Photographs |
| RNT/CO/1/128 | The Caretaker | 1980 | Costume Department Production Files |
| RNT/PR/3/178 | The Caretaker | 1980 | Rehearsal and Production Photographs |
| RNT/PR/4/1/222 | The Caretaker | May 1981 - June 1981 | Press Production Review Files |
| RNT/SM/1/178 | The Caretaker | 1980 | Prompt Scripts |
| RNT/PR/4/1/221 | The Caretaker | September 1980 - June 1981 | Press Production Review Files |
| RNT/PO/2/1/22 | The Caretaker | 1980 - 1981 | Lyttelton Production Office Show Files |
| RNT/PR/2/2/17 | National Theatre to stage Harold Pinter's The Caretaker with Kenneth Cranham, Warren Mitchell, Jonathan Pryce | 19 September 1980 | Press Releases 1980-1989 |
| RNT/PP/3/9/3/25a | The Caretaker | 1980 | Lyttelton Cast Lists |
| RNT/PP/3/9/3/25b | The Caretaker | 1980 | Lyttelton Cast Lists |
| RNT/PP/3/9/3/25c | The Caretaker | 1981 | Lyttelton Cast Lists |
| RNT/SM/2/3/27 | The Caretaker | 1980 - 1981 | Lyttelton Show Reports |
| RNT/PR/2/2/18 | NT to stage Harold Pinter's 'The Caretaker' [copy] | 19 September 1980 | Press Releases 1980-1989 |
| RNT/PP/1/2/51 | The Caretaker | 22 May 1981 | Lyttelton Programmes |
| RNT/PP/1/2/50 | The Caretaker | 11 November 1980 | Lyttelton Programmes |
| RNT/PO/5/95 | The Caretaker | 1980 | Set Photographs |
| RNT/PP/2/2/49 | The Caretaker | 22 May 1981 | Lyttelton Posters |
| RNT/PP/2/2/48 | The Caretaker | 11 November 1980 | Lyttelton Posters |