- Unknown:
- Jean Morris
- Production By:
- Val Gielgud
- A young girl:
- Penelope Lee
- Her mother:
- Diana Olsson
- Her grandfather:
- Edgar Norfolk
- Her brother:
- Nigel Anthony
- Paches the Athenian Commander in Mitylene:
- Hugh Manning
- Three of his staff: Tisias:
- Godfrey Kenton
- Three of his staff: Agathon:
- Philip Leaver
- Three of his staff: Cleisthenes:
- Nicholas Edmett
- Members of the Mitylenian Council: Charicles the President:
- Norman Claridge
- Members of the Mitylenian Council: Bythallos his brother:
- Kenneth Dight
- Members of the Mitylenian Council: Ismenos, his son:
- Jon Rollason
- Members of the Mitylenian Council: Hermon:
- David Bird
- Members of the Mitylenian Council: Pedaritus:
- Wilfred Babbage
- Members of the Athenian Assembly: The President:
- Geoffrey Staines
- Members of the Athenian Assembly: Cleon:
- Julian Somers
- Members of the Athenian Assembly: Diodotus:
- Philip Morant
- Members of the Athenian Assembly: Chaereas:
- Charles Simon
- Members of the Athenian Assembly: Nicanor:
- Peter Claughton
- Aminias, Master of Eirene:
- John Bryning
- Aristagoras, Master of Kallinike:
- Derek Birch
- An Athenian Herald:
- David Bird