Filmography30 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2019 | The Kelly Clarkson ShowSeries | Self | 67 |
| 2018 | Lost in SpaceSeries | Sheila Harris | 66 |
| 1999 | Hollywood Screen Tests: Take 1Movie | Self | 47 |
| 1998 | Lost In Space ForeverMovie | Self (also archive footage) | 46 |
| 1998 | Lost in SpaceMovie | Reporter #2 | 46 |
| 1995 | The Fantasy Worlds of Irwin AllenMovie | Self | 43 |
| 1989 | When We Were Young: Growing Up on the Silver ScreenMovie | Self | 37 |
| 1984 | AirwolfSeries | Mrs. Cranovich | 32 |
| 1983 | High School U.S.A.Movie | Miss D'Angelo | 31 |
| 1980 | Scout's HonorMovie | Alfredo's Mom | 28 |
| 1979 | Beyond the Poseidon AdventureMovie | Theresa Mazzetti | 27 |
| 1977 | The Love BoatSeries | Jan Willis | 25 |
| 1977 | Logan's RunSeries | Karen | 25 |
| 1977 | Dick Clark's Good Old DaysMovie | — | 25 |
| 1969 | Room 222Series | — | 17 |
| 1969 | Operation HeartbeatMovie | Angela | 17 |
| 1968 | Adam-12Series | Cindy Williams | 16 |
| 1965 | Lost in SpaceSeries | Penny Robinson | 13 |
| 1965 | Lost in Space - No Place to HideMovie | Penny Robinson | 13 |
| 1965 | The Sound of MusicMovie | Brigitta von Trapp | 13 |
| 1962 | Lad: A DogMovie | Angela | 10 |
| 1960 | My Three SonsSeries | Debbie Hunter | 8 |
| 1959 | StartimeSeries | Self | 7 |
| 1957 | Something of ValueMovie | Caroline | 5 |
| 1957 | The Lucy–Desi Comedy HourSeries | Linda Williams | 5 |
| 1956 | Somebody Up There Likes MeMovie | Audrey at Age 3 (uncredited) | 4 |
| 1956 | The Dinah Shore Chevy ShowSeries | Self | 4 |
| 1955 | Alfred Hitchcock PresentsSeries | Irenee Wellington (uncredited) | 3 |
| 1953 | The Danny Thomas ShowSeries | Linda Williams | 1 |
| 1948 | The Ed Sullivan ShowSeries | Self | — |