Joosten has won 2 Emmys for her Desperate Housewives character. Aside from Desperate Housewives, she also guested on popular TV shows like Scrubs, Ally McBeal, Darma & Greg an The West Wing.
In the series finale of the Desperate Housewives, Joosten's character died of cancer. According to reports, Joosten's cancer was used in the show's story line.
Rest in peace Kathryn Joosten.