Megan Mullally (born November 12, 1958) is an American actress, singer and comedian. She is best known for playing Karen Walker on the NBC sitcom Will & Grace (1998–2006, 2017–2020), for which she received eight Primetime Emmy Award nominations for Outstanding Supporting Actress in a Comedy Series, winning twice, in 2000 and 2006. She also received nominations for numerous other accolades for her portrayal, including seven consecutive Screen Actors Guild Awards nominations for Outstanding Performance by a Female Actor in a Comedy Series, winning three times, in 2001, 2002, and 2003, as well as receiving four Golden Globe Award nominations.
From 2006 to 2007, Mullally hosted the talk show The Megan Mullally Show. Since then, she has been a series regular on several television series, such as In the Motherhood, Party Down, Childrens Hospital, and Breaking In. She has also appeared in guest spots and recurring roles on other comedy series including, Happy Endings, Bob's Burgers, Parks and Recreation, 30 Rock, Up All Night, Boston Legal, The New Adventures of Old Christine, Party Down, and The Great North. In addition to television, Mullally has also ventured into film, with appearances in Smashed (2012), The Kings of Summer (2013), and Why Him? (2016).