Kaitlin Olson has been dominating television for about two decades now, and if you have ever watched her work, you know why. She is not just funny, she’s fearless. From Olson’s breakout role as Dee Reynolds on It’s Always Sunny in Philadelphia to her recent lead in High Potential, she has built a career on characters who are messy, sharp, and completely iconic.
Kaitlin Olson's 10 Greatest TV Roles, Ranked (#1 Is Pretty Obvious)

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