"The Zodiac murders cause the lives of Paul Avery, David Toschi and Robert Graysmith to intersect."
Jake Gyllenhaal
as Robert Graysmith
Mark Ruffalo
as David Toschi
Anthony Edwards
as William Armstrong
Robert Downey Jr.
as Paul Avery
Chloë Sevigny
as Melanie
Elias Koteas
as Jack Mulanax
John Carroll Lynch
as Arthur Leigh Allen
Brian Cox
as Melvin Belli
Dermot Mulroney
as Martin Lee
Charles Fleischer
as Bob Vaughn
Zach Grenier
as Mel Nicolai
Philip Baker Hall
as Sherwood Morrill
James Le Gros
as George Bawart
Donal Logue
as Ken Narlow
Richmond Arquette
as Zodiac 1 / Zodiac 2
Bob Stephenson
as Zodiac 3
John Lacy
as Zodiac 4
Ed Setrakian
as Al Hyman
John Getz
as Templeton Peck
John Terry
as Charles Thieriot
Candy Clark
as Carol Fisher
June Diane Raphael
as Mrs. Toschi
Ciara Hughes
as Darlene Ferrin
Lee Norris
as Young Mike Mageau
Patrick Scott Lewis
as Bryan Hartnell
Pell James
as Cecilia Shepard
David Lee Smith
as Father
Jason Wiles
as Lab Tech Dagitz
Charles Schneider
as Cabbie / Paul Stine
James Carraway
as Shorty
Tom Verica
as Jim Dunbar
Jimmi Simpson
as Mike Mageau
Doan Ly
as Belli's Housekeeper
Karina Logue
as Woman
Joel Bissonnette
as Inspector Kracke
John Mahon
as Riverside Captain
Matt Winston
as John Allen
Jules Bruff
as Catherine Allen
John Ennis
as Terry Pascoe
J. Patrick McCormack
as Police Commissioner
Adam Goldberg
as Duffy Jennings
Clea DuVall
as Linda del Buono
Paul Schulze
as Sandy Panzarella
Adam Trese
as Detective #1
Penny Wallace
as Mulanax's Secretary
John Hemphill
as Donald Cheney
Michel Francoeur
as Man on Marquee
Thomas Kopache
as Copy Editor #1
Barry Livingston
as Copy Editor #3
Christopher John Fields
as Copy Editor #4
Jack Samson
as Young David Graysmith
Micah Sauers
as David Graysmith
Zachary Sauers
as Aaron Graysmith
Jessica Baltutis
as Margot Graysmith
Peter Quartaroli
as Patrolman Fouke
Geoff Callan
as Patrolman Zelms
Michael Hungerford
as Truck Driver
Anna Katarina
as Society Woman
E.P. McKnight
as Informant (Hall of Justice A)
Betty Murphy
as Informant
Jeff Daniel Phillips
Shane Woodson
Cookie Crawford
as Informant #8
Cassius M. Willis
as Uniform Cop
Judith Drake
as Florence Douglas
Phoebe Holston
as Prison Guard
Marty Lodge
as Pinole Foreman
Cooper Thornton
as Internal Affairs Agent #1
Cazimir Milostan
as Internal Affairs Agent #2
Charlotte Ferguson
as Kathleen Johns' baby
Phoebe Ferguson
Kacey Malmsten
Karly Malmsten
JD Cullum
as Director
Stanley B. Herman
as Staff Editor
Roy Lee Jones
as Distraught African American Male
Michael Rose
as Navy Project Leader
James Joseph O'Neil
as DOD Project Leader
Rod Damer
as FBI Codebreaker
John Sarno
as Donald Harden
Gloria Grant
as Bettye Harden
Brett Rickaby
as Detective Roy
M.F. Bernier
as Detective #2
Carter Evans
as Newscaster #2
Bill Seward
as TV News Anchor
Dave Nemeth
as Newscaster #4
Ted Garcia
as Anchorman #1
Greg Wolf
as Interviewer #1
Barry LeBrock
as Reporter
Ione Skye
as Kathleen Johns (uncredited)
David Winston Barge
as Vallejo Desk Ofiicer (uncredited)
Hayati Akbas
as Hardware Store Customer (uncredited)
Brad Carr
as Camera Man (uncredited)
Mitchell Fink
as Reporter (uncredited)
Erica Ford
as Traveler (uncredited)
Tish Hicks
as Informant (uncredited)
Danielle McKee
as Prisoner (uncredited)
Derris Nile
as Office Worker (uncredited)
Carmen Plumb
as Janie (uncredited)
Callie Thompson
as Child Witness (uncredited)
Bud Davis
as Patrolman (uncredited)
Bradley J. Fischer
Producer
James Vanderbilt
Donald Graham Burt
Production Design
Arnold Messer
Angus Wall
Editor
David Shire
Original Music Composer
Mike Medavoy
Ceán Chaffin
Screenplay
Harris Savides
Director of Photography
David Fincher
Director
Louis Phillips
Executive Producer
Casey Storm
Costume Design
George Drakoulias
Music Supervisor
Trish Almeida
Key Hair Stylist
Miia Kovero
Hairstylist
Kelvin R. Trahan
Hair Department Head
Felicity Bowring
Makeup Department Head
Randall Poster
Amy Schmiederer
Makeup Artist
Bryan Lawson
Music Editor
Victor J. Zolfo
Set Decoration
Laray Mayfield
Casting
David C. Hughes
Sound Effects Editor
Daniel M. Stillman
Unit Production Manager
Michael Semanick
Sound Re-Recording Mixer
David Parker
Ren Klyce
Sound Designer
Keith P. Cunningham
Art Direction
Robert Graysmith
Book
Richard Hymns
Supervising Sound Editor
Mickey Giacomazzi
Stunt Coordinator
Stacy Horn
Costume Supervisor
Martin Erskine
Kristine Kelly
Script Supervisor
Merrick Morton
Still Photographer
Addison Teague
Drew Kunin
Sound mixer
Jonathon Stevens
John R. Manocchia
Rigging Gaffer
Sally Sue Beisel
Second Assistant Director
Mary Ellen Woods
First Assistant Director
Richard Quinn
Dialogue Editor
Malcolm Fife
Steve Hart
Stunts
Glenn Cotter
3D Artist
Edson Williams
Visual Effects Supervisor
Natalia de la Garza
Digital Compositor
Scotty Richards
Eric Barba
