Overview
British diamond smugglers use the radiowoman (Phyllis Kirk) from a freighter docked on the Thames to unwittingly "mule" their swag, hidden in cigarettes, past customs, not knowing that she has befriended an Inspector for the Thames River Patrol.
Cast
- John Bentley as Det. Insp. Dan Barker
- Phyllis Kirk as Judy Roberts
- Leonard White as Det. Sgt. Mack McLeod
- Glyn Houston as Charlie Williamson
- Patrick Jordan as Albert Fisher, called both "Al" and "Bert"
- Harold Ayer as Steward Alfred Gordon, also called "Al"
- David Hurst as Paddy Maclure
- Charles Lloyd Pack as John Hendrick
- Robert Ayres as Ship's Captain Watford
- Ewan Roberts as Customs Chief J. S. Blake