Filmography72 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2025 | Fackham HallMovie | Rose Davenport (voice) | 79 |
| 2024 | Arthur's WhiskyMovie | Karen | 78 |
| 2024 | TrapMovie | Dr. Josephine Grant | 78 |
| 2022 | CompulsionSeries | Connie | 76 |
| 2021 | The Wheel of TimeSeries | Gitara Moroso | 75 |
| 2015 | UnforgottenSeries | Lady Emma Hume | 69 |
| 2015 | Pinewood: 80 Years of Movie MagicMovie | Self - Interviewee | 69 |
| 2014 | Richard Attenborough: A Life in FilmMovie | Self | 68 |
| 2011 | Death in ParadiseSeries | Nancy Martin | 65 |
| 2011 | Celebrity Antiques Road TripSeries | Self - Participant | 65 |
| 2011 | FosterMovie | Mrs. Lange | 65 |
| 2009 | The Boys: The Sherman Brothers' StoryMovie | Self | 63 |
| 2009 | Moving OnSeries | Madge | 63 |
| 2008 | The Age of Believing: The Disney Live Action ClassicsMovie | Self | 62 |
| 2006 | Wild at HeartSeries | Caroline Du Plessis | 60 |
| 2005 | StrickenMovie | Hildy | 59 |
| 2004 | 2BPerfectlyHonestMovie | Terri | 58 |
| 2004 | Toward the Unknown Region: Malcolm Arnold - A Story of SurvivalMovie | Self | 58 |
| 2002 | Pollyanna: The Making of a MasterpieceMovie | Self | 56 |
| 2002 | Recreating Pollyanna's AmericaMovie | Self | 56 |
| 2000 | Sir John Mills' Moving MemoriesMovie | Self | 54 |
| 1998 | The Heaven and Earth ShowSeries | — | 52 |
| 1997 | Midsomer MurdersSeries | Lizzy Thornfield | 51 |
| 1996 | E! True Hollywood StorySeries | — | 50 |
| 1994 | A Troll in Central ParkMovie | Hilary (voice) | 48 |
| 1990 | After MidnightMovie | Sally Ryan | 44 |
| 1989 | Parent Trap: Hawaiian HoneymoonMovie | Susan Wyatt / Sharon Grand | 43 |
| 1989 | Parent Trap IIIMovie | Susan Evers / Sharon Grand | 43 |
| 1989 | Back HomeMovie | Mrs. Peggy Dickinson | 43 |
| 1989 | When We Were Young: Growing Up on the Silver ScreenMovie | Self | 43 |
| 1988 | Appointment with DeathMovie | Miss Quinton | 42 |
| 1988 | Good Morning, Miss BlissSeries | Carrie Bliss | 42 |
| 1988 | One More Audience with Dame Edna EverageMovie | Self (uncredited) | 42 |
| 1986 | The Parent Trap IIMovie | Susan Corey / Sharon Ferris | 40 |
| 1986 | Disney's Greatest Lullabies Volume 2Movie | (archive footage) | 40 |
| 1985 | Amazing StoriesSeries | Joan Simmons | 39 |
| 1984 | Murder, She WroteSeries | Cynthia Tate | 38 |
| 1981 | The Flame Trees of ThikaSeries | Tilly | 35 |
| 1981 | Disney Animation: The Illusion of LifeMovie | Self - Host | 35 |
| 1979 | Tales of the UnexpectedSeries | Claire Hawksworth | 33 |
| 1978 | An Audience with...Series | Self | 32 |
| 1977 | The Love BoatSeries | Dianne Tipton | 31 |
| 1976 | What Changed Charley Farthing?Movie | Jenny | 30 |
| 1975 | Deadly StrangersMovie | Belle Adams | 29 |
| 1975 | The Kingfisher CaperMovie | Tracy | 29 |
| 1974 | Only a Scream AwayMovie | Samantha Miller | 28 |
| 1973 | ThrillerSeries | Samantha Miller | 27 |
| 1972 | Endless NightMovie | Ellie Thomsen | 26 |
| 1971 | Mr. Forbush and the PenguinsMovie | Tara St. John Luke | 25 |
| 1970 | Take a Girl Like YouMovie | Jenny Bunn | 24 |
| 1968 | Twisted NerveMovie | Susan Harper | 22 |
| 1967 | Pretty PollyMovie | Polly Barlow | 21 |
| 1967 | Africa: Texas Style!Movie | Blonde Girl at Airport (uncredited) | 21 |
| 1966 | The Trouble with AngelsMovie | Mary Clancy | 20 |
| 1966 | The Family WayMovie | Jenny Piper | 20 |
| 1966 | The DaydreamerMovie | The Little Mermaid (voice) | 20 |
| 1966 | Sky West and CrookedMovie | Brydie White | 20 |
| 1965 | That Darn Cat!Movie | Patti Randall | 19 |
| 1965 | The Truth About SpringMovie | Spring Tyler | 19 |
| 1964 | The Moon-SpinnersMovie | Nikky Ferris | 18 |
| 1964 | The Chalk GardenMovie | Laurel | 18 |
| 1963 | Summer MagicMovie | Nancy Carey | 17 |
| 1963 | The Danny Kaye ShowSeries | Self | 17 |
| 1962 | The Merv Griffin ShowSeries | Self | 16 |
| 1962 | In Search of the CastawaysMovie | Mary Grant | 16 |
| 1961 | The Parent TrapMovie | Susan Evers / Sharon McKendrick | 15 |
| 1961 | Whistle Down the WindMovie | Kathy Bostock | 15 |
| 1960 | PollyannaMovie | Pollyanna | 14 |
| 1959 | Tiger BayMovie | Gillie | 13 |
| 1954 | The Wonderful World of DisneySeries | Pollyanna | 8 |
| 1953 | The OscarsSeries | Self | 7 |
| 1950 | What's My Line?Series | Self - Mystery Guest | 4 |