Mark Ruffalo
Robert Bilott
Anne Hathaway
Sarah Bilott
Bill Pullman
Harry Dietzler
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
Richard Hagerman
Joe Kiger
Abi Van Andel
Kathleen Welch
John Newberg
Dr. Gillespie
Barry Mulholland
Charles Holliday
Jeffrey Grover
Edward Wallace
Jim Azelvandre
Jim Tennant
Graham Caldwell
Teddy Bilott (3-5)
William 'Bucky' Bailey
Bucky Bailey
Marcia Dangerfield
Grammer
Michael Haney
Managing Partner
Barry G. Bernson
Retired 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
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)
David Myers Gregory
Diner Owner
Courtney DeCosky
All-American Mom
Ken Early
Chair of the Hearing
Kelly Mengelkoch
Dr. Mary-Sue Kimball
Ronald Jenkins
Security Guard
Chaney Morrow
Young Farmer
Jon Osbeck
Sarah's Brother
Clyde Tyrone Harper
Judge #2
Lisa DeRoberts
Young Mother
Nathan Neorr
Local Reporter
Barbara Ann Crumm
Courtroom Deputy
Sheryl Annette Colley
Courtroom Employee
Logan Laskarzewski
Stenographer
Manuel Venegas Zepeda
Benihana Chef
Jennie Malone
Guitar Player / Singer
Jason M. Griggs
Allied Lawyer
George Zamary
Awbury Lawyer
Todd Minobe
Cow Puppeteer #1
Jim Laprelle
Cow Puppeteer #2
Sydney Miles
Laura Doggett
Elizabeth Marvel
Dr. Karen Frank (voice)
Ming Wang
Waitress (uncredited)
Caleb Dwayne Tucker
Parkersburg Resident (uncredited)
Lea Hutton Beasmore
EPA / Dinner Guest (uncredited)
Anita Farmer Bergman
EPA Agent (uncredited)
Lyman Chen
Hack Scientist (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)
Daniel R. Hill
DuPont Security Guard (uncredited)
Marc Hockl
Church Goer (uncredited)
Sue Hopkins
Rob Bilott's Mother (uncredited)
Matt Hudson
Police Officer (uncredited)
Conner P. Kelley
Smoker (uncredited)
Angel Kerns
Parkersburg Resident (uncredited)
Bret Aaron Knower
EPA (uncredited)
Rodger Masten
Hand Double (uncredited)
David Pittinger
Taft Lawyer (uncredited)
Joanne Popolin
EPA Lawyer / Taft Lawyer (uncredited)
Ramona Schwalbach
Plantiff's Family (uncredited)
Carly Tamborski
EPA Hearing Attendee / Church Parishioner (uncredited)
Derek Polen
Taft Lawyer (uncredited)
John E. Brownlee
Taft Lawyer (uncredited)