22/12/2014 07:55 GMT | Updated 20/05/2015 06:12 BST

Miracle Twin Babies Set To Star In Casualty

Wales News Service

Twin babies who survived a life-threatening condition have landed a starring role in BBC hospital drama Casualty.

Lily and Darcy Ellis were diagnosed with twin to twin transfusion syndrome (TTTS) while still in the womb and doctors said there was only a 5Slideshow-84750%