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Michael Jayston as Mark Walker |
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Helen Mirren as Stella McKenzie |
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Michael Gwynn as Oliver Mason |
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Margaret Courtenay as Claire |
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Josephine Tewson as Yvonne |
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Arthur English as Freddy |
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Tony Steedman as Detective Quilly |
| Writing | Brian Clemens | Writer |
| Sound | Laurie Johnson | Music |
| Camera | Mike Whitcutt | Director of Photography |
| Editing | Tom Rowland | Editor |
| Art | Ken Wheatley | Production Design |
| Directing | John Sichel | Director |
| Production | John Sichel | Producer |
