Father Brown, Detective is a 1934 American mystery film directed by Edward Sedgwick and starring Walter Connolly, Paul Lukas and Gertrude Michael. It is based on the 1910 Father Brown story "The Blue Cross" by G. K. Chesterton. Plot When infamous jewel thief Flambeau (Paul Lukas) announces his intention to steal stones from a diamond cross in Father Brown (Walter Connolly)'s church, the crime-solving cleric fights to retain the cross, and also to save the soul of the elusive Flambeau. Cast Walter Connolly as Father Brown Paul Lukas as Flambeau Gertrude Michael as Evelyn Fischer Robert Loraine as Inspector Valentine Halliwell Hobbes as Sir Leopold Fischer Una O'Connor as Mrs. Boggs E.E. Clive as Sergeant Donald Gray as Don Bunny Beatty as Jenny Peter Hobbes as Peter King Baggot as Priest Douglas Gerrard as Constable Robert Adair as Policeman Gwenllian Gill as Flowershop Girl Fred Walton as Waiter Alyce Ardell as Maid References External links 1934 films Adaptations of works by G. K. Chesterton American mystery films 1930s English-language films Films about Catholic priests Films directed by Edward Sedgwick Films set in England American black-and-white films 1934 mystery films 1930s American films