Season One
| David Oyelowo ... Long John Silver |
| Tom Sweet ... Jim Hawkins |
| Tomer Capone ... Billy Bones |
| Craige Els ... Mr. Arrow |
| Neil Pendleton ... Mr. Cameron |
| George Frost ... Meg Monahan |
| Mayen Mehta ... Mr. Khan |
| Tadhg Murphy ... Mr. Baker |
| Tristan Sturrock ... Captain Smollett |
| Adam James ... Squire Livesey |
| Alexandre Blazy ... Olivier Descalles |
| Billie Boullet ... Amelie Descailes |
| Alexandra Naoum ... Heloise Descalles |
| Ashley Zhangahza ... Makandal |
| Tomiwa Edun ... Charles |
| Jack Huston ... Aaron Graham |
| Hayley Atwell ... Bess Hawkins |