- From the novel by:
- Nigel Dennis
- Adapted by:
- Michael Bakewell
- Producer:
- Michael Bakewell
- Miss Paradise:
- Dorothy Holmes-Gore
- Henry Paradise (Jellicoe):
- Charles Leno
- Beaufort:
- Aubrey Woods
- Captain Mallet:
- Paul Daneman
- Mrs Mallet:
- Elizabeth Proud
- Dr Towzer:
- Brian Haines
- Nurse Stephenson (Miss Tray):
- Janette Richer
- Lolly Paradise (Stapleton):
- Hugh Walters
- The President:
- David King
- Father Orfe:
- Kenneth Griffith
- Doctor Shubunkin:
- Heron Carvic
- Mrs Finch (Chirk):
- Gillian Webb
- Doctor Bitterling:
- Rolf Lefebvre
- Vinson:
- Michael Spice
- Channing:
- Derek Birch
- Violet:
- Mary Wimbush
- Jamesworth:
- Philip Leaver
- Harcourt:
- Will Leighton
- Doctor Musk:
- Anthony Viccars
- The Abbot:
- Malcolm Hayes
- Other parts played by:
- Barry Bermange
- Other parts played by:
- Members of the BBC Drama Repertory Company
