McKellar has said that she found it "difficult" to move from being a child actress to an adult actress. Since leaving "The Wonder Years", McKellar has had several guest roles in television series (including one with former co-star Fred Savage on "Working"), and has written and directed two short films. She appeared in two Lifetime TV movies in the "Moment of Truth" series, playing Kristin Guthrie in 1994's ' and Annie Mills Carman in 1996's '. She briefly returned to regular television with a recurring role in the 2002–03 season of "The West Wing," portraying Elsie Snuffin, the half-sister and assistant of Deputy White House Communications Director Will Bailey.