Sheila Mary Florance (24 July 1916 – 12 October 1991) was an Australian born actress who was most notably known for playing Lizzie Birdsworth in Prisoner: Cell Block H. She also had a lustrous career Australian theatre, film and television actress. She worked in both Australia and Britain. Florance married Roger Oyston in April, 1934 (1913-1944) who died in 1944, with whom she had two daughters and two sons, Susan, Peter and Phillip. She spent time in London during the Second World War, where she lost a baby daughter, killed in her arms during an air raid. Her first husband died in action after D-Day; and she subsequently married a Polish fighter pilot who had been badly wounded, John Balawaider, in 1946, whom she nursed throughout her life.