Roger Moore and her lack of confidence in his acting ability took their toll on the relationship, during which he allegedly suffered domestic abuse. In 1952, Moore met the Welsh singer Dorothy Squires, who was 12 years his senior, and Van Steyn and Moore divorced the following year. Squires and Moore were married in New York. They lived in Bexley, Kent, after their marriage. They moved to the United States in 1954 to develop their careers, but tension developed in their marriage due to their age difference and Moore's infatuation with starlet Dorothy Provine, and they moved back to the United Kingdom
Marcia Moore Moore, who was an artist, illustrator and esotericist. She had three brothers: writer Robert (Robin) Moore, John S. Moore, and William K. Moore. Robin Moore wrote "The Green Berets" (1965) and "The French Connection" (1969) among other books. In 1947 she married Simons L. Roof, an aspiring writer, and in 1950 the couple moved from Cambridge to Concord. They had three children. In 1955, the family left for an extended trip to India, where they studied Hindu and esoteric religions. They returned to the United States in the fall of 1957. Moore finished her studies at Radcliffe College in 1960.