Bulldog Sees it Through is a 1940 British, black-and-white, mystery war film directed by Harold Huth and starring Ronald Shiner as Pug, Jack Buchanan, Greta Gynt, Googie Withers and Sebastian Shaw. It was produced by Associated British Picture Corporation. This is a Bulldog Drummond film with elements of mystery, espionage thriller and war. Jack Buchanan plays the role of Test Pilot 'Bulldog' Bill Watson. His friend Derek Sinclair (Sebastian Shaw) is convinced that the new man in his love's life is collaborating with the Nazis by sabotaging an armaments plant.