Linda Denise Blair (born January 22, 1959) is an American actress. Blair is best known for her role as thepossessed child, Regan, in the film The Exorcist (1973), for which she was nominated for an Academy Award and won a Golden Globe. She reprised her role in Exorcist II: The Heretic (1977).
She portrayed Diana Ballard in Supernatural series in season 2 episode 07.
Fimography
Film
| Year | Title | Role | Notes |
| 1970 | The Way We Live Now | Sarah Aldridge | |
| 1971 | The Sporting Club | Barby | |
| 1973 | The Exorcist | Regan MacNeil | Golden Globe Award for Best Supporting Actress-Motion Picture
Nominated-Academy Award for Best Supporting Actress Nominated-Golden Globe Award for New Star of the Year-Actress |
| 1974 | Sarah T.-Portrait of a Teenage Alcoholic | Sarah Travis | Television Movie |
| 1974 | Born Innocent | Chris Parker | Television Movie |
| 1974 | Airport 1975 | Janice Abbott | |
| 1975 | Sweet Hostage | Doris Mae Withers | Television Movie |
| 1976 | Victory at Entebbe | Chana Vilnofsky | Television Movie |
| 1977 | Exorcist II:The Heretic | Regan MacNeil | Nominated-Saturn Award for Best Actress |
| 1978 | Summer of Fear | Rachel Bryant | Television Movie |
| 1979 | Wild Horse Hank | Hank Bradford | |
| 1979 | Roller Boogie | Terry Barkley | |
| 1980 | Ruckus | Jenny Bellows | |
| 1981 | Hell Night | Marti Gaines | Nominated-Golden Raspberry Award for Worst Actress |
| 1983 | Chained Heat | Carol Henderson | Nominated-Golden Raspberry Award for Worst Actress |
| 1984 | Night Patrol | Officer Sue Perman | Golden Raspberry Award for Worst Actress |
| 1984 | Savage Streets | Brenda | Golden Raspberry Award for Worst Actress |
| 1984 | Terror in the Aisles | Regan MacNeil | Archive footage |
| 1985 | Red Heat | Christine Carlson | |
| 1985 | Savage Island | Daly | Golden Raspberry Award for Worst Actress |
| 1987 | SFX Retaliator | Doris | |
| 1987 | Nightforce | Carla | |
| 1988 | Moving Target | Sally Tyler | |
| 1988 | Grotesque | Lisa | |
| 1988 | Silent Assasins | Sara | |
| 1988 | Witchery | Jane Brooks | |
| 1989 | Up Your Alley | Vickie Adderly | |
| 1989 | The Chilling | Mary Hampton | |
| 1989 | Aunt Millie's Will | Unknown | Short film |
| 1989 | W.B.,Blue and the Bean | Annette Ridgeway | |
| 1990 | Zapped Again! | Miss Mitchell | |
| 1990 | Repossessed | Nancy Aglet | |
| 1991 | Bedroom Eyes II | Sophie Stevens | |
| 1992 | Fatal Bond | Leonie Stevens | |
| 1992 | Dead Sleep | Maggie Healey | |
| 1992 | Calendar Girl,Cop,Killer?:The Bambi Bembenek Story | Jane Mder | Television Movie |
| 1992 | Perry Mason:The Case of the Heartbroken Bride | Hanna Hawkes | Television Movie |
| 1993 | Bad Blood | Evie Barners | |
| 1993 | Phone | Unknown | Short film |
| 1994 | Skins | Maggie Joiner | |
| 1994 | Double Blast | Claudia | |
| 1995 | Sorceress | Amelia Reynolds | |
| 1996 | Prey of the Jaguar | Cody Johnson | |
| 1996 | Scream | Obnoxious Reporter | Uncredited |
| 1997 | Marina | Marina | Short film |
| 2003 | Monster Makers | Shelly Stoker | Television Movie |
| 2005 | Diva Dog:Pit Bull on Wheels | Unknown | Short film |
| 2005 | Hitters Anonymous | Brenda | |
| 2006 | All Is Normal | Barbara | |
| 2006 | The Powder Puff Principle | School Board President | Short film |
| 2009 | Imps* | Jamie | |
| 2012 | An Affair of the Heart | Herself |
Television
| Year | Title | Role | Notes |
| 1968-1969 | Hidden Faces | Allyn Jaffe | Unknown episodes |
| 1982 | The Love Boat | Muffy | Episode:Isaac Gets Physical |
| 1985 | Murder,She Wrote | Jane Pascal | Episode:Murder Takes The Bus |
| 1989 | Monsters | La Strega | Episode:La Strega |
| 1990 | MacGyver | Jenny Larson | Episode:Jenny's Chance |
| 1992 | Married...With Children | Ida Mae | Episode:The Magnificent Seven |
| 1996 | Renegade | Teddy Rae Thompson | Episode:Self Defense |
| 1997 | The RuPaul Show | Herself | Episode:13 December 1997 |
| 1999 | Godzilla:The Series | Alexandra Springer | Episode:S.C.A.L.E. |
| 2000 | L.A. 7 | Joni Witherspoon | 9 episodes |
| 2000-2003 | Hollywood Squares | Herself | 10 episodes |
| 2001-2006 | Scariest Places on Earth | Host | 15 episodes |
| 2006 | Supernatural | Detective Diana Ballard | Episode:The Usual Suspects |
| 2010 | Pit Boss | Herself | 12 episodes |
| 2010-2012 | Celebrity Ghost Stories | Herself | Episode:Victoria Rowell/Dot Jones/Carlos Mencia/Linda Blair |
| 2014 | RuPaul's Drag Race | Herself | Episode:Scream Queens |