Caroline Morahan: ‘Until I got that big 20-week scan, I had to work so hard to be not in a constant state of panic. I was so worried about another ­miscarriage’

Before watching her new thriller, I Hope We Can Still Be Friends, premiere at the ­Galway Film Fleadh last week, Caroline Morahan knew she needed to watch the film first privately with three of the people whose opinion most matters to her: older sister and playwright Olivia, and her parents Tina and Jim.