Michelle Morgan is a Chilean/Canadian actress. In the Atlantis Season 5 episode Ghost in the Machine, she became the fourth actress to portray Doctor Elizabeth Weir, after Jessica Steen, Torri Higginson and Holly Dignard. In 2011 she gave birth to her first child, a girl named Mara Carmen. At age 32, she gave birth to her second child with husband Derek Tisdelle, a boy named Noah Santiago on Monday September 30th, 2013.