Megan Mullally
Filmography > Television

| Year | Title | Role | Notes |
| --- | --- | --- | --- |
| 1981 | The Children Nobody Wanted | Sharon | Television film |
| 1985 | First Steps | Cathy | Television film |
| 1986 | Tall Tales & Legends | Posy | Episode: "Pecos Bill" |
| 1986 | American Playhouse | Lilah | Episode: "Under the Biltmore Clock" |
| 1986–1987 | Ellen Burstyn Show, TheThe Ellen Burstyn Show | Molly Brewer Ross | 13 episode |
| 1988 | Murder, She Wrote | Molly Connors | Episode: "Coal Miner's Slaughter" |
| 1989 | Almost Grown | Bride | Episode: "The Hat That Fell from Space" |
| 1989 | China Beach | Cindy | Episode: "The World: Part 2" |
| 1990 | Wings | Cindy | Episode: "There Once Was a Girl from Nantucket" |
| 1990 | Rainbow Drive | Ava Zieff | Television film |
| 1991 | Dear John | Molly | Episode: "Molly and Me" |
| 1991 | My Life and Times | Susan | 6 episode |
| 1991–1993 | Herman's Head | Yvonne (voice) | 2 episode |
| 1992 | The Steadfast Tin Soldier | Ballerina (voice) | Television film |
| 1992 | Fish Police | Pearl (voice) | 6 episode |
| 1992 | Rachel Gunn, R.N. | Becky Jo | 13 episode |
| 1993 | I Yabba-Dabba Do! | Pebbles Flintstone (voice) | Television film |
| 1993 | Seinfeld | Betsy | Episode: "The Implant" |
| 1993 | Hollyrock-a-Bye Baby | Additional voices | Television film |
| 1993 | A Flintstone Family Christmas | Pebbles Flintstone (voice) | Television film |
| 1994 | Batman: The Animated Series | Cindy (voice) | Episode: "House and Garden" |
| 1994 | Couples | Beth | Television film |
| 1997 | Ned and Stacey | Wendy | Episode: "Where My Third Nepal Is Sheriff" |
| 1997 | Frasier | Beth Armstrong | Episode: "Four for the Seesaw" |
| 1997 | Mad About You | Jane | Episode: "Guardianhood" |
| 1997 | The Naked Truth | Vanessa | Episode: "He Ain't Famous, He's My Brother" |
| 1997 | Caroline in the City | Vanessa Cassidy | Episode: "Caroline and the Decanter" |
| 1997 | Extreme Ghostbusters | Additional voices | Episode: "The True Face of a Monster" |
| 1998 | Just Shoot Me! | Stephanie Griffin-Cooper | Episode: "Amblushed" |
| 1998 | Winchell | June Winchell | Television film |
| 1998–2006, 2017–present | Will & Grace | Karen Walker | 244 episodes |
| 2000 | 3rd Rock from the Sun | Renata Albright | Episode: "Les Liaisons Dickgereuses" |
| 2002 | King of the Hill | Teresa (voice) | Episode: "Beer and Loathing" |
| 2002 | The Pact | Melanie Gold | Television film |
| 2003 | CMT 40 Greatest Men in Country Music | Host of anthology series. | 3 episodes in succession. All ran on one night. |
| 2006 | Peep and the Big Wide World | Pink Quack (voice) | Episode: "Quack Quack/One Duck Two Many" |
| 2006 | How I Met Your Mother | Barney's Mother (voice) | Episode: "Single Stamina" (Uncredited) |
| 2006 | Campus Ladies | Ms. Powell | Episode: "The Dare" |
| 2006–2007 | Megan Mullally Show, TheThe Megan Mullally Show | Herself (host) | 71 episode |
| 2007 | Boston Legal | Renata Hill | Episode: "The Bride Wore Blood" |
| 2008 | Bad Mother's Handbook | Nan | Television film |
| 2008 | New Adventures of Old Christine, TheThe New Adventures of Old Christine | Margaret | Episode: "Unidentified Funk" |
| 2008–2013 | 30 Rock | Bev | 3 episode |
| 2008–2016 | Childrens Hospital | Chief | 60 episode |
| 2009 | In the Motherhood | Rosemary | 7 episode |
| 2009–2015 | Parks and Recreation | Tammy Swanson II | 9 episode |
| 2010 | Party Down | Lydia Dunfree | 10 episode |
| 2011–present | Bob's Burgers | Gayle / Various voices | 16 episode |
| 2011–2013 | Happy Endings | Dana Hartz | 3 episode |
| 2012 | Up All Night | Shayna Mund | 2 episode |
| 2012 | Breaking In | Veronica Mann | 13 episode |
| 2012–2015 | Randy Cunningham: 9th Grade Ninja | Mrs. Marilyn Driscoll (voice) | 9 episode |
| 2013 | Out There | Rose Stevens (voice) | 10 episode |
| 2013 | Web Therapy | Franny Marshall | 3 episode |
| 2013–2015 | Axe Cop | Anita / Various voices | 13 episode |
| 2013–2016 | Sofia the First | Miss Nettle (voice) | 3 episode |
| 2014 | Trophy Wife | Cricket | 2 episode |
| 2015 | You, Me and the Apocalypse | Leanne | 7 episode |
| 2016 | Life in Pieces | Mary-Lynn | Episode: "Annulled Roommate Pill Shower" |
| 2017 | Dimension 404 | Director Stevens | Episode: "Bob" |
| 2019 | 25th Screen Actors Guild Awards | Herself (host) | Television special |