Born in Puyallup, Washington, in 1975, Michelle Harrison made her screen debut in 1999 and never stopped working. Beginning near the turn of the century, Harrison appeared in supporting roles in a number of TV series, including "Dead Man's Gun" (Showtime, 1997-1999), "Poltergeist: The Legacy" (Showtime, 1996-1998; Sci-fi Channel, 1999), and "Honey, I Shrunk the Kids: the TV Show" (Disney Channel, 1997-2000). She also appeared in a number of feature films, including "The Guilty" (2000), directed by Anthony Waller, "40 Days and 40 Nights" (2002) with Josh Hartnett and Shannyn Sossamon, and "Paycheck" (2003), directed by John Woo and starring Ben Affleck. Harrison scored her first series regular role in the Canadian ranching drama "Wild Roses" (CBC, 2009). Her first recurring role on U.S. television was as a nurse having an affair with the chief of surgery on "Emily Owens, M.D." (The CW, 2012-2013). In 2014, Harrison played a multi-episode arc on the Canadian sci-fi series "Continuum" (Showcase, 2012-15). Also in 2014, Harrison joined the DC Universe when she played Nora Allen in "The Flash" (The CW, 2014-), a spin-off from the popular superhero series, "Arrow" (The CW, 2012-). Her character was the deceased mother of The Flash, aka Barry Allen.