Tags: Soap Character.
Alison Stewart (née McDermott; formerly Snyder) is a fictional character on the daytime soap opera As the World Turns. She was last portrayed by Marnie Schulenburg from March 23 2007 to September 17 2010. She also made a guest appearance on The Young and the Restless on February 22 2007. Alison (again played by Schulenburg) also appeared in a 2007 web-only miniseries called L.A. Diaries which chronologically took place before the actress’s first appearance on ATWT.