Edward Downes after his health declined following a hip replacement. Lady Downes was diagnosed with terminal pancreatic cancer that metastasised to her liver, and given only weeks to live. Lady Downes wrote a letter to family explaining that she had decided against treatment and that: Sir Edward, aged 85, and Lady Downes, aged 74, ended their lives by assisted suicide at the Dignitas clinic in Zürich, Switzerland, on 10 July 2009. Although Joan did not want the children present, Dignitas encouraged it and "Ted and Joanie" were reported to be pleased when the time came. Their children issued a statement speaking of
Edward Downes Hermann Scherchen in Zurich. In 1955 he married Joan Weston, a dancer with the Royal Ballet. She later became a choreographer and television producer. They had two children, a son, Caractacus (born December 1967), a musician and recording engineer, and a daughter, Boudicca (born 1970), a video producer. After nearly two years with Scherchen, Downes returned to England and joined the Carl Rosa Opera Company as a répétiteur. After the company's temporary closure in 1951, Downes began a long and fruitful association with the Royal Opera House, Covent Garden in 1952 with his appointment as an assistant to Rafael Kubelík.