Paget Valerie Brewster is an American actress. Her best-known roles are Kathy on NBC's Friends (first as Joey's girlfriend and later Chandler's), Supervisory Special Agent Emily Prentiss on CBS's Criminal Minds, Judy Ken Sebben aka Birdgirl on Adult Swim's Harvey Birdman, Attorney at Law, Elise and Mr. Mumbles on The Hub's Dan Vs., and Sadie Doyle on the Thrilling Adventure Hour segment "Beyond Belief". She has had numerous guest appearances on shows such as Two and a Half Men, Law & Order: Special Victims Unit, Modern Family, and Community.