She is best known for her role as Opal Cortlandt on the ABC daytime soap opera, All My Children (1989–2011, 2013), and as titular character in the 2014 supernatural horror film The Taking of Deborah Logan.
[citation needed] While in Paris, she also landed her first film role (as a Swedish au pair) in Deadly Trap, starring Faye Dunaway and Frank Langella.
Other regional credits include Private Lives, Full Gallop (a one-woman show portraying the famous editor of Vogue, Diana Vreeland), Holiday, The Seagull, the title roles in Agnes of God and Gypsy.
One of her proudest accomplishments was producing and appearing in Wicked & My So Called Life - a comedy revue written by Winnie Holzman and David Babcock, which ran successfully Off-Broadway for 8 months.
[4] In addition to her career on the daytime television, Larson appeared in a number of films, such as White Squall (1996), Were the World Mine (2008) and Shutter Island (2010), and guest starred on Law & Order: Criminal Intent, Desperate Housewives, and CSI: Crime Scene Investigation.