Special Agent Dick Barton uncovers a ring of international psychopathic criminals with plans to dominate the world using a terrifying weapon of mass destruction.
| Writing | Elizabeth Baron | Writer |
| Writing | Ambrose Grayson | Screenplay |
| Directing | Godfrey Grayson | Director |
| Writing | Ambrose Grayson | Story |
| Production | Anthony Hinds | Producer |
| Art | Ivan King | Art Direction |
| Camera | Cedric Williams | Director of Photography |
| Production | Mae Murray | Associate Producer |
| Sound | Rupert Grayson | Music |
| Sound | Frank Spencer | Music |
| Production | Donald Wynne | Production Manager |
| Camera | Peter Newbrook | Camera Operator |
| Editing | Ray Pitt | Supervising Editor |
| Directing | Dicky Leeman | Assistant Director |
| Costume & Make-Up | Jack Smith | Makeup Artist |
| Directing | Prudence Sykes | Continuity |
| Lighting | Jack Curtis | Electrician |
| Production | Edgar Blatt | Casting Director |
| Production | Anthony Hinds | Associate Producer |