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.
Heather Lawless Heather Lawless is an American actress, comedian and voice actress.