- Country: UK
- Genres: Crime, Drama
- Release:
- Director: John Baxter
- Writers: Anson Dyer , Barbara K. Emary , Jack Francis , Geoffrey Orme
- Language: English
- Stars: Gordon Harker , Graham Moffatt , David Hannaford , Beryl Walkeley , Charles Sewell , Anne Blake , Charles Heslop , Jane Welsh , Howard Douglas , Pauline Drewett
- Runtime: 76 min
- Awards: N/A
- AKA: The Second Mate , The Second Mate (United Kingdom) , De kleine admiraal (Netherlands the) , The Second Mate (United States of America)
- Plot:
Murderous smugglers kidnap a troublesome Bargemans son in this British crime drama, filmed on the Thames
- IMDB:tt0177209
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