Marisa Ryan (born November 20, 1974) is an American actress, best known for her role as Elizabeth Cooper-MacGillis in the CBS sitcom Major Dad (1989—1993), and as Abby Bernstein in the 2001 comedy film Wet Hot American Summer, its Netflix prequel series, Wet Hot American Summer: First Day of Camp (2015) and its Netflix sequel series Wet Hot American Summer: Ten Years Later (2017).