Robert Young Here. Hollywood actor Robert Young with his wife and daughters, Carol 20, and Margaret 16, seen at their London hotel, this evening. How to Become a Junior Darby - Hollywood's junior Darby and Joan arrived in London yesterday and tried to analyse their 21 years of happy marriage. Darby and Joan are Mr. Robert Young and his non-acting wife, Betty. With them came two of their four daughters. Said Mr. Young : " We've often tried to. sum up the secret of our marriage, but it always c