What happened to Katya Douglas who starred with Margaret Rutherford in 'Murder at the Gallop 1963'?

Katya Douglas, who starred alongside Margaret Rutherford in "Murder at the Gallop" (1963), continued her acting career for several years, appearing in various television shows and films. However, she largely stepped back from the public eye after the 1970s. Information about her later life is limited, and she has remained relatively private since her acting career ended.