Dagney Kerr is a television actress, singer, and dancer best known for her roles as Nurse Ruth Ann Heisel on Desperate Housewives and Buffy's roommate Kathy on Buffy the Vampire Slayer. She is also known for appearances on George Lopez, E.R., Six Feet Under, and The District.
Kerr was born in Cincinnati, Ohio. She attended the Cincinnati School for the Creative and Performing Arts and apprenticed in the Cincinnati Ballet Company.