Chelsea Halfpenny
Halfpenny's professional acting career began in 2004 when she appeared in "Casualty" episode ""What Parents Do"", playing an eleven-year-old girl called Karine.
Helena Little
Helena Little (born 1960 in Hazel Grove) is an English actress who is best known for playing Mary Tomlinson in "Casualty" and she has also been in "The Bill", "Boon", "Juliet Bravo", "Between the Lines", "A Touch of Frost", "Peak Practice" and "Dangerfield". She played the lead role in the 1985 BBC's "Theatre Night" productiontion of Oscar Wilde's "Lady Windermere's Fan".