Margaret JoBeth Williams (born December 6, 1948) is an American actress and director, and current President of the Screen Actors Guild Foundation.
Williams rose to prominence appearing in such films as Stir Crazy (1980), Poltergeist (1982), The Big Chill (1983), The Day After (1983), Teachers (1984), and Poltergeist II: The Other Side (1986). A three-time Emmy Award nominee, she was nominated for Outstanding Lead Actress in a Miniseries or a Movie for her work in the TV movie Adam (1983) and the TV miniseries Baby M (1988). Her third nomination was for her guest role in the sitcom Frasier (1994).
Her directorial debut, the 1994 short film On Hope, earned her an Academy Award nomination for Best Live Action Short Film. She also starred in the TV series The Client (1995–96), and had recurring roles in the TV series Dexter (2007) and Private Practice (2009–11).
In 2009 she began serving as president of the Screen Actors Guild Foundation; she is President Emeritus of the foundation. She has also had numerous guest starring roles on TV and has starred in several TV movies.
as Self
as Ginnie Serian
as Self - Mom in Poltergeist (archive footage)(1 ep)
as Self
as Marcia
as Self
as Boots
as Natalie
as Bettye Sue Dryer
as Self(1 ep)
as Sherry
as Lana Strobe(2 eps)
as Mrs. Stern
as Reggie(2 eps)
as Ruth(1 ep)
as Patricia
as Rosemary Fletcher
as Mayor
as Isobel Dixon(1 ep)
as Charlotte Smith
as Ricky(10 eps)
as Myrna(2 eps)
as Leigh Kern(2 eps)
as Margaret Pierce(2 eps)
as Sandra Harding(1 ep)
as Beatrice
as Edith
as Candice Hart(7 eps)
as Emily(1 ep)
as Mrs. Walker(1 ep)
as Tilly Dunn(1 ep)
as Sophia Browning
as Marion
as Linda(1 ep)
as Bizzy Forbes(6 eps)
as Hattie Dorsett
as Agnes Webb
as Kate(1 ep)
as Gail Brandon(4 eps)
as Jeanette Makins
as Mrs. Mayer
as June Sickles
as Professor Ursula Kent(1 ep)
as Maureen Meeks
as Margaret Eppes(1 ep)
as Lianne Fox(3 eps)
as Leona Phelps(1 ep)
as Liz(1 ep)
as Self
as Dr. Lillian Rose
as Miriam Henderson(1 ep)
as Edna Earle Ponder
as Sarah(1 ep)
as Margie(1 ep)
as Sophie Hanson
as Mrs. Rawley(1 ep)
as Gemma Lawnsdale(1 ep)
as Jo Face (Jackie's Vocal Coach)
as Alice Bridges
as Constance Payne(9 eps)
as Self
as Jane Newhart
as Madeline 'Maddie' Parker
as Marge Slayton(1 ep)
as Anne Werden
as Dr. Patricia Cromwell
as Sidney Stone
as Pam Willis (as Jobeth Williams)
as Rose
as Reggie Love(21 eps)
as Elizabeth Hackett
as Nancy Parkhurst
as Winnie Winslow
as Bessie Earp
as Christine Biondi
as Danielle (voice)(1 ep)
as Madeline Marshall(2 eps)
as Natalie
as Sarah Gallagher
as Diane Freeling
as Ginny Moore
as May and June (voice)(1 ep)
as Crazy / Sane Diane
as Angel (voice)(6 eps)
as Gwen Harper
as Natalie Standish
as Margo Brofman
as Tess Harper
as Bettina (voice)
as Dr. Hollis
as Sarah
as Lois Wilson
as Lisa
as Marybeth Whitehead(2 eps)
as Lorna Anderson
as Lorna Anderson(2 eps)
as Reve Walsh
as Diane Freeling
as Lily Chismore
as Claudia Ryan
as Cathy Palmer
as Lisa Hammond
as Nurse Nancy Bauer
as Reve Walsh
as Karen Bowens
as Harriet Purdue
as Diane Freeling
as Tiffany Farinpour
as Jessie
as Meredith
as Laura Weston
as Phyllis Bernard
as Paula Harris(1 ep)
as Marian Faber
as Constance Wilde
as Self(1 ep)
as Lois Wilson(1 ep)