Samantha Mathis (born May 12, 1970) is an American actress and trade union leader who serves as the Vice President of SAG-AFTRA. Mathis made her film debut in Pump Up the Volume (1990), and later co-starred or appeared in such films as FernGully: The Last Rainforest (1992), Super Mario Bros. (1993), The Thing Called Love (1993), Little Women (1994), The American President (1995), Broken Arrow (1996), American Psycho (2000), and Atlas Shrugged: Part II (2012).
Isle Child
Carey Miller
2025
By Design
Lisa
2025
The Exorcism
Jennifer Simon
2024
Pet Sematary: Bloodlines
Kathy Crandall
2023
12 Desperate Hours
Val
2023
Being Frank
Bonnie
2019
All That We Destroy
Dr. Victoria Harris
2019
The Clovehitch Killer
Cindy
2018
Boarding School
Isabel
2018
Ray Meets Helen
Mary
2018
Creature Features
Self · (1 episode)
2016
American Pastoral
Penny Hamlin
2016
Bull
Avery Kress · (1 episode)
2016
The Strain
Justine Feraldo · (13 episodes)
2014
Affluenza
Bunny Miller
2014
Under the Dome
Alice Calvert · (6 episodes)
2013
Under the Dome
Dr. Alice Calvert · (2 episodes)
2013
Atlas Shrugged: Part II
Dagny Taggart
2012
Camilla Dickinson
Rose Dickinson
2012
Unanswered Prayers
Lorrie Beck
2012
Lebanon, Pa.
Vicki
2011
Good Day for It
Sarah Bryant
2011
Buried
Linda Conroy (voice)
2010
Order of Chaos
Jennifer
2010
The New Daughter
Cassandra
2009
The Good Wife
Bonita Yarrow · (1 episode)
2009
Royal Pains
Amy Hill · (1 episode)
2009
Local Color
Carla
2008
Mitch Albom's For One More Day
Young Pauline "Posey" Benetto
2007
A Stranger's Heart
Callie Morgan
2007
Secrets of a Small Town
Samantha Steele · (1 episode)
2007
Absolution
Bettina Lloyd
2006
Believe in Me
Jean Driscoll
2006
Nightmares & Dreamscapes: From the Stories of Stephen King
Karen Evans · (1 episode)
2006
Touched
Jeannie Bates
2005
Kids in America
Jennifer Rose
2005
Fathers and Sons
Jenny
2005
Grey's Anatomy
Melinda Prescott · (3 episodes)
2005
House
Maria Prodeman · (1 episode)
2004
Lost
Olivia · (1 episode)
2004
Salem's Lot
Susan Norton · (2 episodes)
2004
The Punisher
Maria Castle
2004
The Twilight Zone
Rachel Stark · (1 episode)
2002
Searching for Debra Winger
Self
2002
The Simian Line
Mae
2001
Law & Order: Criminal Intent
Christine Ansel · (1 episode)
2001
The Mists of Avalon
Gwenwyfar · (2 episodes)
2001
Night Visions
Diane Ballard (segment "The Bokor") · (1 episode)
2001
Attraction
Corey
2001
First Years
Ann Weller · (3 episodes)
2001
Curb Your Enthusiasm
Donna · (1 episode)
2000
Mermaid
Rhonda
2000
American Psycho
Courtney Rawlinson
2000
Harsh Realm
Sophie Green · (1 episode)
1999
Law & Order: Special Victims Unit
Hilary Barclay · (1 episode)
1999
Law & Order: Special Victims Unit
Catherine Summers · (1 episode)
1999
Law & Order: Special Victims Unit
Melanie Franks · (1 episode)
1999
The Late Late Show with Craig Kilborn
Self - Guest · (1 episode)
1999
Freak City
Ruth
1999
Sweet Jane
Jane
1998
Museum of Love
Stephanie
1996
Broken Arrow
Terry Carmichael
1996
The American President
Janie Basdin
1995
How to Make an American Quilt
Young Sophia
1995
Jack & Sarah
Amy
1995
The Outer Limits
Marie Wells · (1 episode)
1995
Little Women
Older Amy March
1994
The Thing Called Love
Miranda Presley
1993
The Music of Chance
Tiffany
1993
Super Mario Bros.
Daisy
1993
FernGully: The Last Rainforest
Crysta (voice)
1992
This Is My Life
Erica Ingels
1992
To My Daughter
Anne Carlston
1990
83 Hours 'Til Dawn
Julie Burdock
1990
Extreme Close-Up
Laura
1990
Pump Up the Volume
Nora Diniro
1990
Cold Sassy Tree
Lightfoot McClendon
1989
Knightwatch
Jacquline 'Jake' Monroe · (9 episodes)
1988
Forbidden Sun
Paula
1988
Aaron's Way
Roseanne Miller · (14 episodes)
1988