George A. Cooper

George A. Cooper (born 7th March, [1925]]) is a British actor perhaps best known for his long-running role as grumpy school caretaker Mr. Griffiths in Grange Hill. On Coronation Street he played Willie Piggott in 1964 and 1965. George's other credits include Doctor Who, The Avengers, The Saint, Steptoe And Son, Some Mothers Do `Ave `Em and Billy Liar.