- Author:
- Robert Louis Stevenson
- Adapted by:
- Rex Tucker
- Fight arranged by:
- Terry Baker
- Designer:
- Stewart Marshall
- Film Cameraman:
- Bill Munn
- Film Editor:
- Ron de Mattos
- Producer:
- Richard West
- Sentry:
- Ivor Salter
- St Ives:
- William Russell
- Gautier:
- Geoffrey Palmer
- Laclas:
- Edward Jewesbury
- Clausel:
- David Morrell
- Goguelat:
- Victor Lucas
- Saladin:
- Anthony Bate
- Dubois:
- David Lyn
- Major Chevenix:
- Frederick Treves
- Miss Gilchrist:
- Rosemary Scott
- Flora Gilchrist:
- Audrey Nicholson
- First soldier:
- Max Latimer
- Second soldier:
- Vincent Elvis
- Mr Romaine:
- Leslie Perrins
- [Actress]:
- Barbara Joffe
- [Actress]:
- Jill V. Tilsley
- [Actress]:
- Frances Buckeridge
- [Actress]:
- Yvonne Ball
- [Actor]:
- David Ap-Richards
- [Actor]:
- Edwin Morton