| Year | Show | Role | Notes |
| 1974 | Police Woman | Julie Faulkner | Episode: "The Cradle Robbers" |
| 1975 | Escape to Witch Mountain | Young Tia Malone | Uncredited |
| 1975–1982 | Little House on the Prairie | Alicia Sanderson Edwards / Samantha | 19 episodes |
| 1976–1978 | Police Story | Viki Jo Vero / Shannon / Nance | 3 episodes |
| 1976 | Eaten Alive | Angie | |
| 1977 | A Circle of Children | Sarah | TV movie |
| The Car | Debbie | |
| The Father Knows Best Reunion | Ellen | TV movie |
| Father Knows Best: Home for Christmas | Ellen | TV movie |
| 1978 | Halloween | Lindsey Wallace | |
| The Wonderful World of Disney | Naomi | Episode: "The Million Dollar Dixie Deliverance" |
| Flying High | Katie | Episode: "The Vanishing Point" |
| 1979 | Vega$ | Julie Travis | Episode: "Kill Dan Tanna!" |
| Fantasy Island | Rebecca | Episode: "Cornelius and Alfonse/The Choice" |
| Time Express | Billie Jane Culper | Episode: "Rodeo/Cop" |
| Carter Country | Gerry | 4 episodes |
| Friendships, Secrets, and Lies | Livia | TV movie |
| Amateur Night at the Dixie Bar and Grill | Laurie Jean | TV movie |
| 1980 | Once Upon a Family | Liz Demerjian | TV movie |
| The Watcher in the Woods | Ellie Curtis | |
| Beulah Land | Young Sarah | TV mini-series |
| 1981 | Concrete Cowboys | Isobel | Episode |
| Halloween II | Lindsey Wallace | Archival footage |
| Hellinger's Law | Julie Braden | TV movie |
| 1982 | This is Kate Bennett ... | Jennifer Bennett | TV movie |
| CHiPs | Jodi | Episode: "The Spaceman Made Me Do It" |
| 1984–1987 | Down to Earth | Elizabeth 'Lissy' Preston | 106 episodes |
| 1989 | Curfew | Stephanie Davenport | Lead role |
| 1990 | Escape | Lydia | |
| 1998 | Nick Freno: Licensed Teacher | N/A | Episode: "Model Citizen" |
| Love Boat: The Next Wave | Scheming Woman | Episode: "Captains Courageous" |
| 1998–2006 | ER | Nurse Dori Kerns | 21 episodes |
| 1999 | Beverly Hills, 90210 | Anna Murphy | Episode: "Bobbi Dearest" |
| City Guys | Kate | Episode: "Miracle on 134th Street and Lexington Avenue" |
| 2003 | 7th Heaven | Matt's Patient | Episode: "Life and Death: Part 1" |
| 2006 | Pledge This! | Lisa | |
| 2011 | Deadly Sibling Rivalry | Tricia | Lifetime television film |
| 2012 | CSI: Crime Scene Investigation | Ms. Young | Episode: "Play Dead" |
| 2013 | Days of Our Lives | Casey McGraw | 3 episodes |
| 2014 | The Hungover Games | Heather | |
| 2021 | The Prince | Kyle Richards | Voice; episode: "Beverly Hills" |
| The Real Housewives of the North Pole | Trish | Peacock original film |
| Halloween Kills | Lindsey Wallace | |
| 2022 | Halloween Ends | |
| 2023 | How I Met Your Father | Missy Moritz | Episode: "Family Business" |
| 2024 | The Holiday Exchange | Lola Williams | |
| Beautiful Wedding | Vivian Hayes | |
