- Writer:
- R.F. Delderfield
- Producer:
- Desmond O'Donovan
- Ben Gunn:
- John Moffatt
- Nick Allardyce:
- Richard Coleman
- Captain Flint:
- Rupert Davies
- John Silver:
- Peter Wyngarde
- Billy Bones:
- Olaf Pooley
- Gabriel Pew:
- Nigel Arkwright
- Black Dog:
- Gertan Klauber
- Israel Hands:
- Sean Lynch
- Anderson:
- Rodney Burke
- Morgan:
- Neil Hallett
- Davis:
- Terry Baker
- Big Prosper:
- Ayton Medas
- Darby Magraw:
- Michael Corcoran
- Dai Roberts:
- Trefor Jones
- Captain Le Bon:
- Garard Green
- Gaston:
- Basil Hoskins
- George Merry:
- Vincent Goodman
- Spanish Governor:
- Raymond Rollett
- Governor's wife:
- Peggy Thorpe-Bates
- Maid:
- Carol Lorrimer
- Ben Gunn an old man:
- Meadows White
- Jim Hawkins:
- John H. Watson
