Actor
- The Boys: The Sherman Brothers' Story (2009) .... Herself
- Broadway: Beyond the Golden Age (2009) .... Herself
- In Plain Sight In My Humboldt Opinion (2009) .... Jinx Shannon
- In Plain Sight A Stand-Up Triple (2009) .... Jinx Shannon
- In Plain Sight Rubble with a Cause (2009) .... Jinx Shannon
- In Plain Sight Aguna Matatala (2009) .... Jinx Shannon
- In Plain Sight Duplicate Bridge (2009) .... Jinx Shannon
- In Plain Sight A Frond in Need (2009) .... Jinx Shannon
- In Plain Sight Miles to Go (2009) .... Jinx Shannon
- In Plain Sight Jailbait (2009) .... Jinx Shannon
- In Plain Sight Training Video (2009) .... Jinx Shannon
- In Plain Sight Don't Cry for Me Albuquerque (2009) .... Jinx Shannon
- In Plain Sight Once a Ponzi Time (2009) .... Jinx Shannon
- Not Quite Hollywood: The Wild, Untold Story of Ozploitation! (2008) .... Sally (archive footage)
- AFI's 10 Top 10 (2008) .... Herself
- In Plain Sight (2008) .... Jinx Shannon (9 episodes, 2008-2009)
- Hollywood Singing and Dancing: A Musical Treasure (2008) .... Herself
- In Plain Sight Pilot (2008) .... Jinx Shannon
- In Plain Sight Stan by Me (2008) .... Jinx Shannon
- In Plain Sight A Fine Meth (2008) .... Jinx Shannon
- In Plain Sight Hoosier Daddy (2008) .... Jinx Shannon
- In Plain Sight High Price Spread (2008) .... Jinx Shannon
- In Plain Sight Trojan Horst (2008) .... Jinx Shannon
- In Plain Sight Good Cop, Dead Cop (2008) .... Jinx Shannon
- In Plain Sight Don of the Dead (2008) .... Jinx Shannon
- 10th & Wolf (2007) .... Tina
- Look, Up in the Sky: The Amazing Story of Superman (2006) .... Herself (also archive footage)
- Stiffs (2006) .... Joy Tramontana
- CMT Greatest Moments: George Strait (2006) .... Herself
- Constellation (2005) .... Nancy
- The Shore (2005) .... Mrs. Becky Harris
- Deepwater (2005) .... Pam
- When Do We Eat? (2005) .... Peggy Stuckman
- Desperate Housewives Children Will Listen (2005) .... Sophie Bremmer
- Desperate Housewives Live Alone and Like It (2005) .... Sophie Bremmer
- Desperate Housewives Fear No More (2005) .... Sophie Bremmer
- Desperate Housewives Sunday in the Park with George (2005) .... Sophie Bremmer
- Desperate Housewives I Wish I Could Forget You (2005) .... Sophie Bremmer
- Desperate Housewives The Sun Won't Set (2005) .... Sophie Bremmer
- Recipe for Disaster (2004) .... Marie Korda
- My Tiny Universe (2004) .... Vee
- Will & Grace I Never Cheered for My Father (2004) .... Tina
- Less Than Perfect Claude's Apartment (2004) .... Diane Stedman
- Secretary (2002) .... Joan Holloway
- Art of Darkness: A Night Gallery Retrospective (2002) .... Herself
- St. Sass (2002) .... Slim Kaplan
- Will & Grace Whoa, Nelly! (2002) .... Tina
- Will & Grace The Mourning Son (2002) .... Tina
- Wolf Girl (2001) .... Dr. Klein
- The Quickie (2001) .... Anna
- Delivering Milo (2001) .... Anna
- Losing Grace (2001) .... Mary Reed
- The Myersons (2001) ....
- Will & Grace Cheaters (2001) .... Tina
- In Plain Sight Who's Bugging Mary? (2001) .... Jinx Shannon
- Trixie (2000) .... Dawn Sloane
- AFI's 100 Years, 100 Laughs: America's Funniest Movies (2000) .... Herself
- Twin Falls Idaho (2000) .... Francine
- Ropewalk (2000) .... Charlie's mom
- Lesley Ann Warren: A Cinderella Story (2000) .... Herself
- Teaching Mrs. Tingle (1999) .... Faye Watson (uncredited)
- The Limey (1999) .... Elaine
- Jesse Momma Was a Rollin' Stone (1999) .... Susan
- Love Kills (1998) .... Evelyn Heiss
- All of It (1998) .... Glenda Holbeck
- Going All the Way (1997) .... Nina Casselman
- Natural Enemy (1997) .... Sandy Robards
- Bird of Prey (1996) .... Carla
- Murderous Intent (1995) .... Gayle
- Joseph (1995) .... Potiphar's Wife
- Color of Night (1994) .... Sondra Dorio
- A Mother's Revenge (1993) .... Carol Sanders
- Willie Nelson: The Big Six-0 (1993) .... Herself
- Willing to Kill: The Texas Cheerleader Story (1992) .... Wanda Holloway
- Pure Country (1992) .... Lula Rogers
- In Sickness and in Health (1992) .... Anita Mattison
- Life Stinks (Life Sucks) (1991) .... Molly
- A Seduction in Travis County (1991) .... Melanie Evans
- Lola (1990) .... Lola Baltic
- Family of Spies (1990) .... Barbara Walker
- Worth Winning (1989) .... Eleanor Larimore
- Baja Oklahoma (1988) .... Juanita Hutchins
- Cop (1988) .... Kathleen McCarthy
- Burglar (1987) .... Dr. Cynthia Sheldrake
- A Fight for Jenny (1986) .... Kelsey Wilkes
- Apology (1986) .... Lily
- Clue (1985) .... Miss Scarlet
- Evergreen (1985) .... Anna Friedman
- Songwriter (1984) .... Gilda
- Choose Me (1984) .... Eve
- A Night in Heaven (1983) .... Faye Hanlon
- Victor Victoria (1982) .... Norma Cassady
- Portrait of a Showgirl (1982) .... Jillian Brooks
- Race for the Yankee Zephyr (1981) .... Sally
- Beulah Land (1980) .... Sarah Pennington
- Portrait of a Stripper (1979) .... Susie Hanson
- The Dancing Princesses (1978) .... Jeanetta
- Pearl (1978) .... Dr. Carol Lang (3 episodes, 1978)
- Betrayal (1978) .... Julie Roy
- Rolling Stone Magazine: The 10th Anniversary (1977) .... Herself
- Harold Robbins' 79 Park Avenue (1977) .... Marja Fludjicki / Marianne
- Harry and Walter Go to New York (1976) .... Gloria Fontaine
- Snip (1976) .... Beverly
- The Legend of Valentino (1975) .... Laura Lorraine (as Lesley Warren)
- Columbo: A Deadly State of Mind (1975) .... Nadia Donner (as Lesley Warren)
- It's a Bird, It's a Plane, It's Superman (1975) .... Lois Lane (as Lesley Warren)
- Saga of Sonora (1973) .... Emmy Lou
- The Letters (1973) .... Laura Reynolds (The Andersons Episode)
- The Daughters of Joshua Cabe (1972) .... Mae
- Assignment: Munich (1972) .... Cathy Lange (as Lesley Warren)
- Pickup on 101 (1972) .... Nicky
- Cat Ballou (1971) .... Cat Ballou
- Love Hate Love (1971) .... Sheila Blunden
- Seven in Darkness (1969) .... Deborah Cabot
- The One and Only, Genuine, Original Family Band (1969) .... Alice Bower
- The Mod Squad A Run for the Money (1969) .... Virginia 'Ginny' Wells
- The Happiest Millionaire (1968) .... Miss Cordelia (Cordy) Biddle
- Cinderella (1965) .... Cinderella