Mark Ruffalo
Robert Bilott
Anne Hathaway
Sarah Bilott
Tim Robbins
Tom Terp
Bill Pullman
Harry Dietzler
Bill Camp
Wilbur Tennant
Victor Garber
Phil Donnelly
Mare Winningham
Darlene Kiger
William Jackson Harper
James Ross
Louisa Krause
Carla Pfeiffer
Kevin Crowley
Larry Winter
Denise Dal Vera
Sandra Tennant
Abi Van Andel
Kathleen Welch
John Newberg
Dr. Gillespie
Jeffrey Grover
Edward Wallace
Brian Gallagher
David
Michael Haney
Managing Partner
Michael King
Unpleasant Partner
Greg Violand
Union Carbide Lawyer
Michael Joseph Thomas Ward
DOW Lawyer
Bella Falcone
Crystal Tennant (11-13)
Scarlett Hicks
Amy Tennant
Amy Morse
Tom's Secretary
Amy Warner
Sarah's Mother
Kelly Mengelkoch
Dr. Mary-Sue Kimball
Annie Fitzpatrick
Judge
Wynn Reichert
Mediator
Mike Seely
Dr. Brooks
Teri Clark
Neurologist
Chaney Morrow
Young Farmer
Jon Osbeck
Sarah's Brother
Clyde Tyrone Harper
Judge #2
Lisa DeRoberts
Young Mother
Jennie Malone
Guitar Player / Singer
Sydney Miles
Laura Doggett
Trent Rowland
Tall Boy
Geoff Falk
Worker #1
Elizabeth Marvel
Dr. Karen Frank (voice)
Caleb Dwayne Tucker
Parkersburg Resident (uncredited)
Lea Hutton Beasmore
EPA / Dinner Guest (uncredited)
Anita Farmer Bergman
EPA Agent (uncredited)
Lyman Chen
Hack Scientist (uncredited)
Daniel R. Hill
DuPont Security Guard (uncredited)
Matt Hudson
Police Officer (uncredited)
Angel Kerns
Parkersburg Resident (uncredited)
Bret Aaron Knower
EPA (uncredited)
Joanne Popolin
EPA Lawyer / Taft Lawyer (uncredited)
Ramona Schwalbach
Plantiff's Family (uncredited)
Carly Tamborski
EPA Hearing Attendee / Church Parishioner (uncredited)
Jenny McManus
Protester / Church Attendee / Blood Donor (uncredited)
Derek Polen
Taft Lawyer (uncredited)
John E. Brownlee
Taft Lawyer (uncredited)
Bruce Cromer
Kim Burke
Richard Hagerman
Joe Kiger
Barry Mulholland
Charles Holliday
Jim Azelvandre
Jim Tennant
Graham Caldwell
Teddy Bilott (3-5)
William 'Bucky' Bailey
Bucky Bailey
Marcia Dangerfield
Grammer
Barry G. Bernson
Retired Partner
John Moll
Exxon Lawyer
Clara Harris
Receptionist
Aidan Brogan
Teddy Bilott (12-14)
Nathan Slaughter
Teddy Bilott (7-10)
Beau Hartwig
Tony Bilott (10-11)
Jacob Bukowski
Tony Bilott (4)
Keating P. Sharp
Charlie Bilott (11-12)
Mikel Furlow
Silas Pfeiffer (5)
Linnea Bond
Clerk
David Myers Gregory
Diner Owner
Shyra Thomas
Waitress
Ian Short
Doctor
Kyndra Jefferies
OB
Courtney DeCosky
All-American Mom
Ken Early
Chair of the Hearing
Buz Davis
Fire Captain
Ronald Jenkins
Security Guard
Brian Robertson
Minister
Sara Mackie
Young Woman
Nathan Neorr
Local Reporter
Barbara Ann Crumm
Courtroom Deputy
Sheryl Annette Colley
Courtroom Employee
Logan Laskarzewski
Stenographer
Phil Fiorini
Pastor
Manuel Venegas Zepeda
Benihana Chef
Jason M. Griggs
Allied Lawyer
George Zamary
Awbury Lawyer
Kurt Roberson
Mover
Todd Minobe
Cow Puppeteer #1
Jim Laprelle
Cow Puppeteer #2
Catch Farley
Scruffy Boy
Glen Yrigoyen
Worker #2
Ming Wang
Waitress (uncredited)
Tyler Craig
(uncredited)
David Fultz
Blood Test Patient (uncredited)
Robert Gerding
Lawyer (uncredited)
John W. Harden
Waiter (uncredited)
Al Harland
Parkersburg Citizen (uncredited)
Dennis Craig Hensley
DuPont Lawyer (uncredited)
Marc Hockl
Church Goer (uncredited)
Sue Hopkins
Rob Bilott's Mother (uncredited)
Conner P. Kelley
Smoker (uncredited)
Rodger Masten
Hand Double (uncredited)
David Pittinger
Taft Lawyer (uncredited)