Kate Terry
... that actress Kate Terry, grandmother of John Gielgud, had a very successful acting career until she left the stage at age 23?
... that actress <b id="mwBMs"><a href="./Kate_Terry" id="mwBMw" rel="mw:WikiLink" title="Kate Terry">Kate Terry</a></b>, grandmother of <a href="./John_Gielgud" id="mwBM0" rel="mw:WikiLink" title="John Gielgud">John Gielgud</a>, had a very successful acting career until she left the stage at age 23?