Directing Ivor Montagu Directed Man: One Family 1946 Peace and Plenty 1939 Defence of Madrid 1936 Wings Over Everest 1934 Blue Bottles 1928 Daydreams 1928 The Tonic 1928 Acting The Tramp and the Dictator Self (archive footage) (uncredited) 2002 Before Hindsight 1977 Open Door: The Other Cinema 1977 Melody of the World himself 1929 Other Credits Scott of the Antarctic Screenplay 1948 Another Shore Associate Producer 1948 Spanish A.B.C. Writer 1938 Behind the Spanish Lines Writer 1938 Sabotage Associate Producer 1937 Secret Agent Producer 1936 The Passing of the Third Floor Back Associate Producer 1935 Free Thaelmann Editor 1935 The 39 Steps Associate Producer 1935 My Heart Is Calling Associate Producer 1935 The Man Who Knew Too Much Associate Producer 1934 My Old Dutch Producer 1934 King of the Ritz Writer 1933 Dassan: An Adventure in Search of Laughter Featuring Nature's Greatest Little Comedians Editor 1930 Tembi Editor 1929 Bolibar Editor 1928 Easy Virtue Editor 1928 Downhill Editor 1927 The Fake Editor 1927 Blighty Story 1927 Agent-readable