Filmography
| Year | Title | Role | Notes |
|---|---|---|---|
| 1971 | The Failing of Raymond | Girl patient | credited as "Catherine Louise Sagal" television film |
| 1972 | The Bold Ones: The New Doctors | Young nurse | credited as "Katie Sagal" |
| 1973 | Columbo | Secretary | episode: "Candidate for Crime" |
| 1974 | Larry | Cashier | television film |
| 1975 | The Dream Makers | Unemployment manager | television film |
| 1985–1986 | Mary | Jo Tucker | Series Regular: 13 Episodes |
| 1987 | Maid to Order | Louise | |
| 1987–1997 | Married... with Children | Peggy Bundy | Series Regular: 250 Episodes |
| 1988 | The Good Mother | Ursula | |
| 1990 | Mother Goose Rock 'n' Rhyme | Mary Quite Contrary | television film |
| Tales from the Crypt | Ms. Kilbasser | episode: "For Cryin' Out Loud" | |
| 1991 | She Says She's Innocent | Susan Essex | television film |
| 1995 | Trail of Tears | Annie Cook | television film |
| Nachtshow | episode: "February 10th, 1995" | ||
| Duckman: Private Dick/Family Man | Duckman's mother | animated series episode: "The Germ Turns" |
|
| 1996 | Space Cases | Ma (voice only) | episode: "Mother Knows Best" |
| 1997–2001 | Recess | Flo Spinelli | animated series episodes: "Parents' Night" "Weekend at Muriel's" "Dance Lessons" |
| 1998 | Chance of a Lifetime | Irene Dunbar | television film |
| Mr. Headmistress | Harriet Magnum | television film | |
| 1999 | No Higher Love | Ellen Young | |
| Smart House | Pat | television film | |
| That 70s Show | Edna Hyde | episodes: "Career Day" "Prom Night" "Punk Chick" |
|
| 1999–2003 2007–present |
Futurama | Turanga Leela | Series Regular: 136 Episodes |
| 2000 | Dropping Out | Wendy | |
| Tucker | Claire Wennick | Series Regular: 13 Episodes | |
| 2001 | The Geena Davis Show | Ashley | episode: "Girls' Night Out" |
| Recess: School's Out | Mrs. Flo Spinelli | voice only animated film |
|
| 2002 | Following Tildy | Connie St. John | |
| Imagine That | Barb Thompson | Series Regular: 2 Episodes | |
| 2002–2005 | 8 Simple Rules for Dating My Teenage Daughter | Cate S. Hennessy | Series Regular: 76 Episodes |
| 2004 | When Angels Come to Town | Jo | television film |
| 2004–2006 | Higglytown Heroes | Monica the Police Officer | episodes: "Great Un-Expectations/Snow Dazed" "Smells Like a Myster/Ship Ahoy!" "Wayne's Day Out" |
| 2005 | Campus Confidential | Naomi Jacobs | television film |
| Three Wise Guys | Shirley Crown | ||
| 2005 | Ghost Whisperer | Francie Lewis | episode: "Undead Comic" |
| 2005–2007 | The Shield | Nancy Gilroy | episodes: "Grave" "Exiled" |
| 2005–2010 | Lost | Helen Norwood | episodes: "Orientation" "Lockdown" "The Substitute" "The Candidate" |
| 2006 | I'm Reed Fish | Maureen | |
| Boston Legal | Barbara Little | episodes: "New Kids on the Block" "Desperately Seeking Shirley" "Fine Young Cannibal" "Whose God Is It Anyway?" "The Verdict" |
|
| The Search for the Funniest Mom in America | Host | reality series | |
| 2007 | Futurama: Bender's Big Score | Turanga Leela | voice only direct-to-video animated film |
| The Winner | Lydia Berko | episode: "Hot for Teacher" | |
| 2008 | Eli Stone | Marci Klein | episodes: "Patience" "Waiting For That day" |
| CSI: Crime Scene Investigation | Annabelle Bundt/Natasha Steele | episode: "Two and a Half Deaths" | |
| Futurama: The Beast with a Billion Backs | Turanga Leela | voice only direct-to-video animated film |
|
| Futurama: Bender's Game | Turanga Leela/Leegola | voice only direct-to-video animated film |
|
| 2008–present | Sons of Anarchy | Gemma Teller Morrow | Series Regular: 53 Episodes |
| 2009 | House Broken | Mom | |
| Futurama: Into the Wild Green Yonder | Turanga Leela | voice only direct-to-video animated film |
|
| 2010 | Chadam | Sandy | voice only animated web series |
| Jack and the Beanstalk | Jack's mum | ||
| Harps & Angels | |||
| 2012 | Comedy Central Roast | Herself | Roast of Roseanne |
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