Kaitlin Olson
Acting
1975-08-18 · 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.
Filmography
PaleyLive: It’s Always Sunny in Philadelphia 20th Anniversary Celebration!
2025 · Movie
High Potential
2024 · Series
Incoming
2024 · Movie
Agent Elvis
2023 · Series
Champions
2023 · Movie
It's a Wonderful Binge
2022 · Movie
Welcome to Wrexham
2022 · Series
Abbott Elementary
2021 · Series
Hacks
2021 · Series
Space Force
2020 · Series
Who Wants to Be a Millionaire
2020 · Series
Flipped
2020 · Series
Arizona
2018 · Movie
The F Word
2017 · Series
The Mick
2017 · Series
Marine Life Interviews
2016 · Movie
Finding Dory
2016 · Movie
Vacation
2015 · Movie
Late Night with Seth Meyers
2014 · Series
The Heat
2013 · Movie
Escape from Planet Earth
2013 · Movie
Brickleberry
2012 · Series
Unsupervised
2012 · Series
A Tribute to Ryan Dunn
2011 · Movie
New Girl
2011 · Series
Bob's Burgers
2011 · Series
Conan
2010 · Series
Held Up
2010 · Movie
Leap Year
2010 · Movie
A Very Sunny Christmas
2009 · Movie
The Nightman Cometh: Live
2009 · Movie
Weather Girl
2009 · Movie
The Riches
2007 · Series
Out of Practice
2005 · Series
It's Always Sunny in Philadelphia
2005 · Series
Kelsey Grammer Presents: The Sketch Show
2005 · Series
Miss Match
2003 · Series
Punk'd
2003 · Series
Jimmy Kimmel Live!
2003 · Series
Meet the Marks
2002 · Series
George Lopez
2002 · Series
Curb Your Enthusiasm
2000 · Series
Coyote Ugly
2000 · Movie
Eyes to Heaven
2000 · Movie
Family Guy
1999 · Series
The View
1997 · Series
The Drew Carey Show
1995 · Series
The Simpsons
1989 · Series