THE WRONG CALL?

- is a way to help people understand “what it’s like to try to make the right decision for your patient, and to try to keep things going in a posi- tive way when you feel that things are certain to fail around you.”

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Oxfordshire-born Selin Hizli - who also stars in Am I Being Unreasonable? — plays obstetrician Dr Sophia Hernandez.

“One of the things I hadn't quite considered and got my head around before was how quickly things can change in maternity and obstetrics, and how someone who presents as having a very straightforward, normal birth, all of a sudden, it can change,” says the 36-year-old. “And even if you've got lots of experience and you've seen a lot before, that is not always obvious.”

During filming, there were midwife consultants on set - some of whom can be spotted in the background of a scene.

Zoe Telford - who plays consultant psychiatrist Dr Kate McAllister and spent a lot of time on set quizzing Grace on her experiences as a consultant psychiatrist - found the way the show portrays the role and struggles of the NHS, particularly moving.

“It's a thriller, but it’s set within a very authentic setting,” says the 52-year-old Norwich-born actor, known for appearing in The Thick Of It and The Lazarus Project.