Looking for Barrett Middlesex Essex England

My father William George Barrett born 23 march 1903 Middlesex England.His Father William Barrett born 1869 Coopersale Chighell Essex He married Elizabeth Rastall they came to Australia from London in 1911 on the ship(Orontes)His dad Samuel Barrett born 1822 Wittle Essex he married Hannah Roberts 1866 Waltham Holy Cross Essex.Samuel Father William Barrett who married Susannah Gull 1809 Chelmsford Essex I am looking for any information thank you