A detective proves that a Robin Hood-type crook did not steal a metal formula.
| Actor | Role |
|---|---|
 John BentleyRichard Rollison | Richard Rollison |
 Patricia DaintonSusan Lancaster | Susan Lancaster |
 Valentine DyallInspector Grice | Inspector Grice |
 John RobinsonLinnett | Linnett |
 Lockwood WestKennedy | Kennedy |
 Katharine BlakeJanet Lord | Janet Lord |
| RRoddy HughesJolly | Jolly |
 Wally PatchBert Ebbutt | Bert Ebbutt |
 Basil DignamSuperintendent | Superintendent |
 Ian FlemingDr. Lancaster | Dr. Lancaster |
| MMonti DeLyleThe Spaniard | The Spaniard |
 Charles HawtreyCashier | Cashier |
 Andreas MalandrinosBenson | Benson |
| JJohn PoweFlatty | Flatty |
| VVi StevensEmily Ebbutt | Emily Ebbutt |
| BBen WilliamsSgt. Barrow | Sgt. Barrow |