Filmography47 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2019 | Scooby-Doo and Guess Who?Series | Sandy Duncan (voice) | 73 |
| 2002 | Remembering RootsMovie | Self | 56 |
| 2002 | The 1st 13th Annual Fancy Anvil Awards Show Program Special: Live in StereoMovie | Self | 56 |
| 2001 | Never AgainMovie | Natasha | 55 |
| 1999 | Law & Order: Special Victims UnitSeries | Virginia Farrell | 53 |
| 1994 | The Swan PrincessMovie | Queen Uberta (voice) | 48 |
| 1993 | Miracle on Interstate 880Movie | Lorrie Helm | 47 |
| 1992 | The Tonight Show with Jay LenoSeries | — | 46 |
| 1991 | The Best of Disney: 50 Years of MagicMovie | Self | 45 |
| 1991 | Rock-A-DoodleMovie | Peepers (voice) | 45 |
| 1990 | Law & OrderSeries | Defense Attorney Shelly Kates | 44 |
| 1988 | Joan Rivers and Friends Salute Heidi AbromowitzMovie | Sandy Duncan | 42 |
| 1986 | My Little PonySeries | — | 40 |
| 1986 | ALFSeries | Sandy Duncan | 40 |
| 1985 | Night of 100 Stars IIMovie | Self | 39 |
| 1984 | My Little PonyMovie | Firefly / Medley (voice) | 38 |
| 1982 | Night of 100 StarsMovie | Self | 36 |
| 1981 | The Fox and the HoundMovie | Vixey (voice) | 35 |
| 1979 | Musical Comedy TonightMovie | — | 33 |
| 1978 | The Cat from Outer SpaceMovie | Liz | 32 |
| 1977 | The Love BoatSeries | Sharon Baker | 31 |
| 1977 | RootsSeries | Missy Anne Reynolds | 31 |
| 1977 | Doug Henning's World of MagicMovie | Self | 31 |
| 1976 | The Bionic WomanSeries | — | 30 |
| 1976 | Good HeavensSeries | — | 30 |
| 1976 | The Muppet ShowSeries | Self - Special Guest Star | 30 |
| 1976 | Christmas in DisneylandMovie | Tour Guide | 30 |
| 1976 | PinocchioMovie | Teresa Collodi / Pinocchio | 30 |
| 1974 | The Six Million Dollar ManSeries | Gillian | 28 |
| 1974 | Dinah!Series | Self | 28 |
| 1974 | Sandy in DisneylandMovie | Self | 28 |
| 1974 | The Sandy Duncan SpecialMovie | Self | 28 |
| 1973 | The All Star Spangled MissionMovie | Sandy Stockton | 27 |
| 1972 | The New Scooby-Doo MoviesSeries | Sandy Duncan (voice) | 26 |
| 1972 | The Sandy Duncan ShowSeries | Sandy Stockton | 26 |
| 1972 | The Julie Andrews HourSeries | Self | 26 |
| 1971 | Funny FaceSeries | Sandy Stockton | 25 |
| 1971 | The Million Dollar DuckMovie | Katie Dooley | 25 |
| 1971 | Great PerformancesSeries | Self | 25 |
| 1970 | The Flip Wilson ShowSeries | Self | 24 |
| 1969 | Midnight CowboyMovie | Woman in TV Montage (uncredited) | 23 |
| 1968 | The Dick Cavett ShowSeries | Self - Guest | 22 |
| 1968 | Rowan & Martin's Laugh-InSeries | Self | 22 |
| 1962 | The Tonight Show Starring Johnny CarsonSeries | Self | 16 |
| 1961 | The Mike Douglas ShowSeries | Self | 15 |
| 1959 | BonanzaSeries | Angeline | 13 |
| 1948 | Macy's Thanksgiving Day ParadeSeries | — | 2 |