Tina O’Brien reprised her role as feisty Sarah Platt on Coronation Street in 2015 after being away for eight years.The mum-of-two originally joined the long-running ITV soap in 1999 but left in 2007 when her character departed for Milan along with her little girl Bethany.Tina's character Sarah then returned to the cobbles when her onscreen daughter went back to Weatherfield without Sarah’s permission and has been on the Street ever since – even though her original contract wasn't that long.