- HD 1080
- Runtime: 96m.
- Status: Released
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- Languages: en
- Country: United Kingdom
- Director: Andrew Grieve
- Stars: Ioan Gruffudd, Robert Lindsay, Paul McGann, Ron Cook, Lorcan Cranitch
- Production_studio: Meridian Broadcasting Ltd
- The Hornblower: Duty is featured in the top rankings of 2003
- #9 in Top Adventure Movies of 2003
- #3 in Top War Movies of 2003
Admiral Pellew interrupts Hornblower's wedding reception and tasks him to locate a British ship which has disappeared off the French coast, where Napoleon's troops are engaged in covert activities.