- Play By:
- Alfred Sangster
- Produced By:
- Howard Rose
- Narrator:
- Carl Bernard
- Catherine de Medici:
- Gladys Young
- Charles IX:
- Richard Attenborough
- Marguerite de Valois:
- Olga Edwardes
- Henry; Duke of Anjou:
- Lewis Stringer
- Henry, Prince of Navarre:
- Deryck Guyler
- Gaspard de Coligny:
- Malcolm Keen
- Nicholas Muss:
- Alfred Sangster
- Jacqueline:
- Freda Falconer
- Bastide:
- Cyril Gardiner
- Provost Marshal:
- Arthur Ridley
- Henry, Duke, of Guise:
- Sydney Tafler