- Author/Adapted by:
- John Mortimer
- Adapted by:
- Nesta Pain
- Producer:
- Ronald Travers
- Director:
- Claude Whatham
- The Father:
- Mark Dignam
- The Son:
- Ian Richardson
- The Headmaster:
- Arthur Lowe
- 'Japhet':
- Trevor Bannister
- The Mother:
- Daphne Oxenford
- Son, as a boy:
- Timothy Good
- Daughter-in-law:
- Amanda Murray
- Ringer Lean:
- George Moon
- Iris:
- Melanie Wallis
- Reigate:
- John Lucas
- 'Ham':
- Royston Tickner
- Miss Cox:
- Yvonne Gilan
- Miss Baker:
- Janet Hargreaves
- Captain Wrothsley:
- Ian Cooper
- First Judge:
- Ernest Hare
- A Barrister:
- David Morrell
- Children:
- Tessa Pratt
- Children:
- Karen Pratt
- Children:
- Guy Pratt
- Woman witness:
- Sheila Beckett
- Second Judge:
- Walter Horsbrugh
- Doctor:
- Kevin Stoney
