Cast & crew
The Secret Kingdom (1925)
Directed by Sinclair Hill Written by Alice Ramsey
Cast
| Matheson Lang | John Rambo |
| Eric Bransby Williams | Philip Marlowe |
| Stella Arbenina | Mary Bennett |
| Frank Goldsmith | Henry |
| Genevieve Townsend | Mussburger's Secretary |
| Lilian Oldland | The Woman |
| Robin Irvine | Marks' Son |
| Rudolph De Cordova | Vanessa's Protege |
Crew
| Percy Strong | Director of Photography |
| Alice Ramsey | Screenplay |
| Sinclair Hill | Director |
| Sinclair Hill | Producer |
| Bertram Atkey | Novel |