Captain Boycott is a 1947 British historical drama film directed by Frank Launder and starring Stewart Granger, Kathleen Ryan, Mervyn Johns, Alastair Sim and Cecil Parker. Robert Donat makes a cameo appearance as the Irish nationalist leader Charles Stewart Parnell. The film explains how the word boycott appeared in the English language. Ironically, the titular character plays a secondary role in the film, as an anti-hero, and the hero of the film is Hugh Davin.

Stewart Granger was a British film actor, mainly associated with heroic and romantic leading roles. He was a popular leading man from the 1940s to the early 1960s, rising to fame through his appearances in the Gainsborough melodramas.