By Nicola Fahey Jodie Comer was so determined to portray a new mum accurately that she studied pregnancy and labour – and spent hours being fitted with prosthetic bellies. The Killing Eve actress plays a woman called Mother who is trying to keep her baby, Zeb, safe in apocalyptic film The End We Start From. And as Jodie, 30, has not had kids she immersed herself in the role by watching birthing videos. She shot the film for 30 days straight between her stage hit Prima Facie moving from London to Broadway. And director Mahalia Belo revealed that despite hearing the part involved braving sub-zer…