- Unknown:
- Ken Taylor
- Unknown:
- Charles Bravo
- Unknown:
- Mrs Cox
- Director:
- John Glenister
- Florence:
- Maureen O'Brien
- Mrs Cox:
- Freda Dowie
- Charles Bravo:
- Paul Darrow
- Dr Gully:
- Robert Harris
- Mr Lewis:
- Gary Watson
- Sir Henry James:
- Geoffrey Palmer
- Mr Gorst:
- Geoffrey Chater
- Mrs Anne Campbell:
- Peggy Ann Wood
- Griffiths:
- Milton Johns
- Serjeant Parry:
- Roger Hammond
- Mr Joseph Bravo:
- Geoffrey Edwards
- Coroner:
- Will Moore
- Mary Ann:
- Vivienne Moore
- Professor Redwood:
- John Woodnutt
- Treasury Solicitor:
- Michael Mulcaster
- Reporter:
- Tony Hughes
- Comic juryman:
- George Ballantine
- Stringer:
- Peter Thornton
- John Atkinson:
- Laurence Carter
- Mr Murphy:
- Peter Hughes
- Serious juryman:
- John Gay
- Foreman of the jury:
- Ronald Russell
