
Acting · 50 years old
Tigard, Portland, Oregon, USA
Kaitlin Willow Olson McElhenney (born August 18, 1975) is an American actress, comedian, and producer. She began her career in The Sunday Company at the Groundlings, an improvisational theatre and school in Los Angeles, California. She had minor roles in several television series before being cast as Deandra "Sweet Dee" Reynolds on the long-running FX comedy series It's Always Sunny in Philadelphia (2005–present). Olson starred as Mackenzie "Micky" Murphy in the Fox comedy series The Mick (2017–2018) and as Cricket Melfi in the Quibi comedy series Flipped (2020), which earned her a nomination for the Primetime Emmy Award for Outstanding Actress in a Short Form Comedy or Drama Series. She has also appeared in films including Leap Year (2010), The Heat (2013), Vacation (2015), Finding Dory (2016), and Arizona (2018). She has been married to actor Rob McElhenney, her co-star on It's Always Sunny in Philadelphia, since 2008.

Eyes to Heaven

Who Wants to Be a Millionaire
Self - Contestant

The Nightman Cometh: Live
Dee Reynolds

A Very Sunny Christmas
Deandra "Sweet Dee" Reynolds

A Tribute to Ryan Dunn
Self

It's Always Sunny in Philadelphia
Dee Reynolds

Curb Your Enthusiasm
Cheryl's Sister

Curb Your Enthusiasm
Becky

The Simpsons
Quinn Hopper (voice)

High Potential
Morgan Gillory

Bob's Burgers
Helen (voice)

Welcome to Wrexham
Self

George Lopez
Janet

Abbott Elementary
Dee

Hacks
DJ Vance

Out of Practice

Family Guy
Brenda Quagmire (voice)

New Girl
Ashley

Brickleberry
Ethel Anderson (voice)

Conan
Self