13:25Father BrownSeries 4Episode 3: The Hangman's DemiseBBC One Duration: 45 minutes Mon 2nd Apr 2018, 13:25 on BBC One Northern Ireland HDDrama series based on the stories of GK Chesterton. Father Brown investigates the poisoning of a former hangman, while romance is in the air for Mrs McCarthy.ContributorsDirector:David BeauchampWriter:Dan MurdenProducer:Caroline SlaterExecutive Producer:Will TrotterDirector of photography:Mark SouthallMusic:Debbie WisemanFather Brown:Mark WilliamsMrs McCarthy:Sorcha CusackInspector Mallory:Jack DeamGeorge Hammond:John DuttineThomas Lightman:Liam JeavonsHenry Lee:Rob JarvisLady Felicia:Nancy CarrollSid Carter:Alex PriceIris Lightman:Adie AllenEdie Lee:Charlotte RandleInspector Mallory:Jack DeamSergeant Goodfellow:John BurtonVillager:Chris CowlinGenresDramaCrimeBrandFather BrownSeriesFather Brown: Series 4 Source: BBC Online