Kathryn Anne Dinsmore (born June 5, 1961) is an American actress, comedian and singer. In 1983, she began acting and singing in her personal career. In 1986, she landed the role of Sienna Spacebot, one of the Spacebot cousins in Nelvana's TV series, The Spacebots. In 2007, 2008, 2009 and 2010, she did voices of female characters in MySims series and Princess Butter in MySims Kingdom. She is also the current voice of Cozy Heart Penguin, Gentle Heart Lamb and Treat Heart Pig from the Nelvana-produced Care Bears series.