| Year | Show | Role | Notes |
| 1974 | Nakia | Helen Chase | 1 episode |
| 1975 | Matt Helm | Bobbi Dee | 1 episode |
| 1975 | The New Original Wonder Woman | Lead role: Diana Prince / Wonder Woman | TV pilot to the show |
| 1975–1979 | Wonder Woman | Diana Prince / Wonder Woman | 59 episodes |
| 1976 | A Matter of Wife... and Death | Zelda | TV movie |
| Starsky & Hutch | Vicky | "The Las Vegas Strangler" 2 episodes |
| 1976 | Break the Bank | Herself - panelist | TV series, 1 episode |
| 1976 | Cos | Herself | TV series, 1 episode |
| 1976–1980 | Dinah! | Herself - Guest | TV series, 6 episodes |
| 1976 | Battle of the Network Stars | Herself - ABC Team | TV special |
| 1976 | A Special Olivia Newton-John | Herself - Wonder Woman | TV special |
| 1976 | The Hollywood Squares (Daytime) | Herself - Panelist | TV series, 1 episode |
| 1977 | Circus of the Stars | Herself - Performer | TV special |
| 1977 | The 34th Annual Golden Globe Awards | Herself | TV special |
| 1977 | The Jacksons | Herself - Musical Guest | TV series, 1 episode |
| 1977 | CBS Galaxy | Herself - Guest | TV Special, 1 episode |
| 1977 | The 29th Annual Primetime Emmy Awards | Herself - Presenter | TV special |
| 1977 | Circus of the Stars | Herself - Performer | TV special |
| 1978 | The 35th Annual Golden Globe Awards | Herself | TV special |
| 1978 | Happy Birthday, Bob | Herself | TV special |
| 1978 | Grease Day USA | Herself - Premiere Guest | TV special |
| 1978 | The 30th Annual Primetime Emmy Awards | Herself - Nominee | TV special |
| 1978 | People | Herself | TV series, 1 episode |
| 1979 | The 6th Annual American Music Awards | Herself - Presenter | TV special |
| 1979 | The Lynda Carter Special | Herself - Host & Singer | TV special |
| 1980 | Lynda Carter Encore! | Herself - Host & Singer | TV special |
| The Last Song | Brooke Newman | TV movie |
| The Muppet Show | Herself | 1 episode |
| 1981 | Born to Be Sold | Kate Carlin | TV movie |
| 1981 | Lynda Carter's Celebration | Herself - Host & Singer | TV special |
| 1982 | Lynda Carter: Street Life | Herself - Host & Singer | TV special |
| 1982 | Hotline | Brianne O'Neill | TV movie |
| 1983 | Rita Hayworth: The Love Goddess | Rita Hayworth | TV movie |
| 1984 | Lynda Carter Body and Soul | Herself - Host & Singer | TV special |
| 1984 | Partners in Crime aka Fifty-Fifty | Carole Stanwyck | TV series, 13 episodes |
| 1987 | Stillwatch | Patricia Traymore | TV movie |
| 1989 | Mike Hammer: Murder Takes All | Helen Durant | TV movie |
| 1991 | Daddy | Charlotte Sampson | TV moviea.k.a. Danielle Steel's Daddy |
| Posing: Inspired by Three Real Stories | Meredith Lanahan | TV moviea.k.a. I Posed for Playboy |
| 1994–1995 | Hawkeye | Elizabeth Shields | 22 episodes |
| 1996 | When Friendship Kills | Kathryn Archer | TV moviea.k.a. A Secret Between Friends: A Moment of Truth Movie |
| She Woke Up Pregnant | Susan Saroyan | TV moviea.k.a. Crimes of Silence |
| 1997 | A Prayer in the Dark | Emily Hayworth | TV movie |
| 1998 | Someone to Love Me | Diane Young | TV moviea.k.a. Someone to Love Me: A Moment of Truth Moviea.k.a. Girl in the Backseat |
| 1999 | Family Blessings | Lee Reston | TV moviea.k.a. LaVyrle Spencer's 'Family Blessings' |
| 2002 | 20/20 | Herself | TV series, 1 episode |
| 2003 | Terror Peak | Dr. Janet Fraser | TV movie |
| Hope & Faith | Summer Kirkland | 1 episode |
| 2005 | Law & Order: Special Victims Unit | Lorraine Dillon | 2 episodes |