Scooby-Doo (2002) .... Daphne Blake
... aka SD (2001) (USA: promotional abbreviation)
Boogeymen (2001) (V) (archive footage) .... Helen Shivers (I Know What You Did Last Summer)
Harvard Man (2001) .... Cindy Bandolini
"100 Greatest TV Characters, The" (2001) (mini) TV Series (archive footage) .... Buffy, the Vampire Slayer
2000 MTV Movie Awards (2000) (TV) .... Presenter
Celebrity Profile: Jennifer Love Hewitt (2000) (TV) .... Herself
Christmas in Washington (2000) (TV) .... Herself/Host
51st Annual Primetime Emmy Awards, The (1999) (TV) .... Herself/Presenter
Saturday Night Live: 25th Anniversary (1999) (TV) .... Herself
Cruel Intentions (1999) .... Kathryn Merteuil
... aka Sexual Provocation (1999) (Belgium: English title)
Simply Irresistible (1999) .... Amanda Shelton
... aka Einfach unwiderstehlich (2000) (Germany)
She's All That (1999) (uncredited) .... Girl in Cafeteria
"Hercules" (1998) TV Series (voice) .... Andromeda
... aka "Disney's Hercules" (1998) (USA)
Small Soldiers (1998) (voice) .... Gwendy Doll
Scream 2 (1997) .... Casey 'Cici' Cooper
I Know What You Did Last Summer (1997) .... Helen Shivers
"Buffy the Vampire Slayer" (1997) TV Series .... Buffy Summers
... aka "Buffy the Vampire Slayer: The Series" (1997)
... aka "Buffy" (1997)
Beverly Hills Family Robinson (1997) (TV) .... Jane Robinson
"All My Children" (1970) TV Series .... Kendall Hart Lang #1 (1993-1995)
"Swans Crossing" (1992) TV Series .... Sydney Orion Rutledge
"Woman Named Jackie, A" (1991) (mini) TV Series .... Teenage Jacqueline Bouvier
High Stakes (1989) (as Sarah Gellar) .... Karen Rose
... aka Melanie Rose (1989)
"Girl Talk" (1989) TV Series .... Herself
Funny Farm (1988) (uncredited) .... Madolyn Smith's Student
Over the Brooklyn Bridge (1984) (uncredited) .... Phil's Daughter
... aka Across the Brooklyn Bridge (1984)
... aka My Darling Shiksa (1984)
Invasion of Privacy, An (1983) (TV) .... Jennifer Bianchi

Miscellaneous crew:

She's All That (1999) (acknowledgement)

Notable TV guest appearances:

"Grosse Pointe" (2000) playing "Herself" in episode: "Passion Fish" (episode # 1.16) 2/16/2001
"God, the Devil and Bob" (2000) playing "That Actress on That Show"(voice) in episode: "There's Too Much Sex on TV" (episode # 1.10) 2001
"Sex and the City" (1998) playing "Debbie" in episode: "Escape from New York" (episode # 3.13) 9/10/2000
"Angel" (1999/I) playing "Buffy Summers" in episode: "Sanctuary" (episode # 1.19) 5/2/2000
"Buffy the Vampire Slayer" (1997) playing "Faith" in episode: "Who Are You?" (episode # 4.16) 2/29/2000
"Buffy the Vampire Slayer" (1997) playing "Faith" in episode: "This Year's Girl" (episode # 4.15) 2/22/2000
"Angel" (1999/I) playing "Buffy Summers" in episode: "I Will Remember You" (episode # 1.8) 11/23/1999
"Angel" (1999/I) playing "Buffy Summers"(voice) in episode: "City of..." (episode # 1.1) 10/5/1999
"Big Breakfast, The" (1992) playing "Herself/Kathryn Merteuil" 1999
"King of the Hill" (1997) playing "Marie"(voice) in episode: "They Call It Bobby Love" (episode # 3.2) 9/22/1998
"Movie Watch" (1993) playing "Herself/Helen Shivers" 1997
"Spenser: For Hire" (1985) playing "Emily" in episode: "Company Man" (episode # 3.17) 3/12/1988
"Crossbow" (1986) playing "Sara Guidotti" 1986
"Guiding Light, The" (1952) playing "Flower girl at Kurt and Mindy's wedding" 1986
"Love, Sidney" (1981) playing "Gail Hunnicutt" 198