- Unknown:
- Patrick Hamilton
- Adapted By:
- Mollie Greenhalgh
- Produced By:
- Martyn C. Webster
- Gribaud:
- James McKechnie
- The Duke:
- Cecil Trouncer
- Voulain:
- Hugh Burden
- Lamorre:
- Walter Fitzgerald
- D'Aublaye:
- Patrick Troughton
- Soldiers of Laterraine:
- David Kossoff,
- Soldiers of Laterraine:
- Duncan McIntyre
- Soldiers of Laterraine:
- Howieson Culff