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Martin and Louisa travel to London, and all does not go smoothly. More

Martin and Louisa go to London for his keynote address at the Imperial College Obstetrics Conference. All does not go smoothly: Martin is accidentally headbutted while saving a choking woman, and then his ex-flame Sophie causes a scene at the reception. Back in Portwenn, Penhale proves to be both a hindrance and a help to Janice as she babysits. Guest starring Hermione Norris (Cold Feet, Luther).

AIR DATE 10/12/23