Albertus the scientist has invented a terrible bomb, and is afraid his idea will fall into the wrong hands. How can Robin, an outlaw, help a man who keeps such close company with the king?
| Name | Type | Role | |
|---|---|---|---|
| Neil R Collins | Writer | ||
| Miles Malleson | Guest Star | ||
| Charles Lloyd Pack | Guest Star | ||
| Paul Hansard [ Gervaise ] Willoughby Gray | Guest Star | ||
| Peter Bennett | Guest Star | ||
| Edward Mulhare | Guest Star | ||
| Andrew Crawford | Guest Star | ||
| Terry Bishop | Director |