Kathryn Marie Hahn is an American actress and comedian, who played Michelle in the 2005 Touchstone Pictures film A Lot Like Love and Ursula Gernsback in the 2015 Disney film Tomorrowland. She also played Agatha Harkness in the 2021 Marvel Cinematic Universe Disney+ series WandaVision and the 2024 Disney+ series Agatha All Along and What If...?. Additionally, she provides the voice of Paige Tillerman in the Apple TV+/20th Television series Central Park.
Hahn was born in Westchester, Illinois, and grew up in Cleveland Heights, Ohio. As a child, Hahn attended St. Ann's Catholic School in Cleveland Heights and Beaumont School before attending Northwestern University, where she obtained a BA in theater. Afterward, she earned her MFA in drama from Yale University. While still in school, Hahn appeared on a Cleveland based children's show called Hickory Hideout.
Hahn later gained attention with the film How to Lose a Guy in 10 Days. The success of the led to other roles in films, like Anchorman: The Legend of Ron Burgundy, The Holiday, The Last Mimzy, Step Brothers, Our Idiot Brother, Wanderlust, We're the Millers, The Secret Life of Walter Mitty, The Visit, and Bad Moms. She also voiced Erika van Helsing in Hotel Transylvania 3: Summer Vacation and Hotel Transylvania: Transformania and Olivia Octavius/Doctor Octopus in Spider-Man: Into the Spider-Verse.
She also appeared on television as Lily Lebowski in the crime drama Crossing Jordan. Her other television credits include Funny or Die Presents, Free Agents, Parks and Recreation, Girls, Kroll Show, Bob's Burgers, Chozen, Transparent, Brooklyn Nine-Nine, I Love Dick, and Mrs. Fletcher.