Director:
Peter Hammond

Casting:
Timothy Davies,
Rhoda Lewis,
Hugh Latimer,

UK, 1977

Director:
Bill Bain Cyril Coke Simon Langton

Casting:
Gemma Jones,
Victoria Plucknett,
John Welsh,

USA, UK, 1976

Director:
Robin Davies Rollinson Eryl Huw Philips

Casting:
Dennis Birch,
Ifan Huw Dafydd,
Owen Garmon,

UK, 1996