Holt of the Secret Service
Feature version of the 1941 American serial film of the same name, made for export only, never shown in the USA in any medium, and evidently a lost film.

1915

1929
1922

1919

1927
1924

1964

1928

1943
1966

1926
1916

1967
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1930

1919

1920

1919

1929