British thriller in which Nazi spy Henry Faber (Donald Sutherland) poses as an Englishman when he is shipwrecked on a Scottish island en route to Germany. Befriending the beautiful Lucy (Kate Nelligan) whose marriage to a crippled, embittered pilot is faltering, Faber sets about seducing her as he intends to use her to help carry out his mission and prevent the D-Day invasion.