- Unknown:
- Ugo Betti
- Broadcasting By:
- Harry McWilliam
- Composed By:
- Christopher Whelen
- Production By:
- John Gibson
- Parse, a judge:
- Donald Pleasence
- Jud, a senior judge:
- Brewster Mason
- Goetz, the prosecutor-general:
- Anthony Jacobs
- Roland, the justices' clerk:
- Charles Leno
- Riccardo Gaucher,entrepreneur:
- Howard Marion-Crawford
- Anna, his wife:
- Betty Hardy
- Anselmo Bret, mechanic:
- Victor Platt
- Manrico Giuseppetti, labourer:
- Alfle Bass
- Beatrice Mosca:
- Kathleen Boutall
- Giovanna Burke:
- Betty Baskcomb
- Carmelo Aiello:
- Hugh Manning
- Orsola Nasca:
- Mary Wimbush
- A short-sighted gentleman:
- Allan McClelland
- Gustavo Kurz:
- Ernest Milton
- Menjura:
- Patrick Magee
- A clerk:
- Toke Townley
- The girl from the cafe:
- Jessica Lang
- Lucrezio, the court usher:
- Hugh Manning
