Debt of Honour is a 1936 British drama film directed by Norman Walker and starring Leslie Banks, Will Fyffe, Geraldine Fitzgerald and Garry Marsh. Based on a story by Sapper, and scripted by Tom Geraghty and Cyril Campion, the film is also known as The Man Who Could Not Forget. It was made at British and Dominions Elstree Studios by British National Films.