Cathy is the name of two separate characters on The West Wing . The first character named Cathy appeared in nine episodes of season one, portrayed by Suzy Nakamura, and was the assistant to the Deputy Communications Director, Sam Seaborn. The second character named Cathy appeared in the first two episodes of season four, portrayed by Amy Adams, and was the daughter of a farming family in Indiana who hosted an event for the Bartlet Re-election Campaign.