In this mystery, ace detective Sexton Blake returns to solve the puzzling murder of a prominent violinist.
| Actor | Role |
|---|---|
 George CurzonSexton Blake | Sexton Blake |
 Henry OscarDr. Gibbs | Dr. Gibbs |
| TTony SympsonTinker | Tinker |
| GGillian MaudeJanet | Janet |
 Philip RayJim Cameron | Jim Cameron |
 John TurnbullInspector Donnell | Inspector Donnell |
| EEdward DignonHawkins | Hawkins |
| JJames KnightRed | Red |