Throughout her acting career, Elisabeth Sladen starred in a number of television specials and movies. Sladen marked her early career with roles in "Silver Dream Racer" (1980) and "Doctor Who -- The Five Doctors" (PBS, 1983-84). Later, she acted in "The Sarah Jane Adventures" (Syfy, 2007-2011) and "Doctor Who: The Doctors Revisited- The Fourth Doctor" (BBC, 2012-13). Sladen was most recently credited in "Doctor Who: The Doctors Revisited- The Tenth Doctor" (BBC, 2013-14). Sladen passed away in April 2011 at the age of 63.