Who plays "Sweet Dee" Reynolds on the Rob McElhenney created comedy?
Kaitlin Olson Kaitlin Willow Olson (born August 18, 1975) is an American actress and comedian. She began her career in the Groundlings, an improvisational group in Los Angeles, California, and had minor roles in several television series before being cast as Deandra "Sweet Dee" Reynolds on the FX black comedy series "It's Always Sunny in Philadelphia" in 2005.
Matt Walsh (comedian) Matthew Paul Walsh (born October 13, 1964) is an American actor, comedian, director, and writer best known as a founding member of the Upright Citizens Brigade improvisational sketch comedy troupe and for playing Mike McLintock on the HBO series "Veep", a role for which he has received two Primetime Emmy Award nominations. He also previously starred in short-lived comedy programs such as "Dog Bites Man" on Comedy Central and "Players" on Spike TV. He also starred in the 2014 disaster movie "Into the Storm".