Robert Downey Jr.

Paul Avery

Jake Gyllenhaal

Robert Graysmith

June Diane Raphael

Mrs. Toschi

Anthony Edwards

Bill Armstrong

Ciara Hughes

Darlene Ferrin

Mark Ruffalo

Dave Toschi

Chloë Sevigny

Melanie

Brian Cox

Melvin Belli

John Carroll Lynch

Arthur Leigh Allen

Clea DuVall

Linda del Buono

Elias Koteas

Jack Mulanax

Dermot Mulroney

Captain Martin Lee

John Getz

Templeton Peck

John Terry

Charles Thieriot

Donal Logue

Captain Ken Narlow

Adam Goldberg

Duffy Jennings

Richmond Arquette

Zodiac 1 / Zodiac 2

Bob Stephenson

Zodiac 3

John Lacy

Zodiac 4

Ed Setrakian

Al Hyman

Candy Clark

Carol Fisher

Lee Norris

Young Mike Mageau

Jimmi Simpson

Mike Mageau

James Le Gros

Officer George Bawart

Philip Baker Hall

Sherwood Morrill

Patrick Scott Lewis

Bryan Hartnell

Pell James

Cecilia Shepard

David Lee Smith

Father

Jason Wiles

Lab Tech Dagitz

Charles Schneider

Cabbie / Paul Stine

James Carraway

Shorty

Tom Verica

Jim Dunbar

Doan Ly

Belli's Housekeeper

Karina Logue

Woman

Joel Bissonnette

Inspector Kracke

Zach Grenier

Mel Nicolai

John Mahon

Riverside Captain

Matt Winston

John Allen

Jules Bruff

Catherine Allen

John Ennis

Terry Pascoe

J. Patrick McCormack

Police Commissioner

Charles Fleischer

Bob Vaughn

Paul Schulze

Sandy Panzarella

Adam Trese

Detective #1

Penny Wallace

Mulanax's Secretary

John Hemphill

Donald Cheney

Michel Francoeur

Man on Marquee

Thomas Kopache

Copy Editor #1

Barry Livingston

Copy Editor #3

Christopher John Fields

Copy Editor #4

Phoebe Holston

Prison Guard

Stanley B. Herman

Staff Editor

Ione Skye

Kathleen Johns

David Winston Barge

Vallejo Desk Ofiicer

Peter Quartaroli

Patrolman Fouke

Geoff Callan

Patrolman Zelms

Betty Murphy

Informant

Michael Hungerford

Truck Driver

Brett Rickaby

Detective Roy (uncredited)

Micah Sauers

David (uncredited)

Hayati Akbas

Hardware Store Customer (uncredited)

Brad Carr

Camera Man (uncredited)

JD Cullum

Assistant Director (uncredited)

Rod Damer

FBI Codebreaker (uncredited)

Judith Drake

Florence Douglas (uncredited)

Mitchell Fink

Reporter (uncredited)

Erica Ford

Traveler (uncredited)

Ted Garcia

(uncredited)

Gloria Grant

Bettye Harden (uncredited)

Tish Hicks

Informant (uncredited)

Janis Jones

Police Receptionist (uncredited)

Roy Lee Jones

Distraught African American Male (uncredited)

Anna Katarina

Society Woman (uncredited)

Marty Lodge

Pinole Foreman (uncredited)

Danielle McKee

Prisoner (uncredited)

Cazimir Milostan

Internal Affairs Agent (uncredited)

Dave Nemeth

Newscaster (uncredited)

Derris Nile

Office Worker (uncredited)

James Joseph O'Neil

DOD Project Leader (uncredited)

Jeff Daniel Phillips

Informant (uncredited)

Carmen Plumb

Janie (uncredited)

Michael Rose

Navy Project Leader (uncredited)

Jack Samson

Young David Graysmith (uncredited)

Zachary Sauers

Aaron Graysmith (uncredited)

Bill Seward

TV News Anchor (uncredited)

Callie Thompson

Child Witness (uncredited)

Cooper Thornton

Internal Affairs Agent (uncredited)

Cassius M. Willis

Uniform Cop (uncredited)

Shane Woodson

Informant (uncredited)

Bud Davis

Patrolman (uncredited)

Ken Narlow

Himself (archive footage) (uncredited)

David Fincher

Director

Kristine Kelly

Script Supervisor

James Vanderbilt

Guión, Guión Adaptado

Robert Graysmith

Novela, Libro

Harris Savides

Director de Fotografía

Merrick Morton

Still Photographer

David Shire

Compositor de la Música Original

Ren Klyce

Sound Designer, Supervising Sound Editor

Bryan Lawson

Music Editor

Jonathon Stevens

Music Editor

Martin Erskine

Music Editor

Addison Teague

Sound Effects Editor

David C. Hughes

Sound Effects Editor

Richard Hymns

Supervising Sound Editor

Michael Semanick

Mezclador de Re-Grabación de Sonido

David Parker

Mezclador de Re-Grabación de Sonido

Randall Poster

Music Supervisor

George Drakoulias

Music Supervisor

Drew Kunin

Sound mixer

Ceán Chaffin

Productor

James Vanderbilt

Productor

Mike Medavoy

Productor

Arnold Messer

Productor

Bradley J. Fischer

Productor

Warner Bros

Compañía de Produccion

Paramount Pictures

Compañía de Produccion

Phoenix Pictures

Compañía de Produccion

Louis Phillips

Productor Ejecutivo

Laray Mayfield

Casting

Daniel M. Stillman

Unidad de Producción

Miia Kovero

Estilista

Amy Schmiederer

Maquilladora

Casey Storm

Diseño de Vestuario

Stacy Horn

Costume Supervisor

Felicity Bowring

Jefe Departamento de Maquillaje

Kelvin R. Trahan

Hair Department Head

Trish Almeida

Key Hair Stylist

Angus Wall

Editor

Richard Quinn

Dialogue Editor

Malcolm Fife

Dialogue Editor

Donald Graham Burt

Diseño de Producción

Keith P. Cunningham

Dirección Artística

Victor J. Zolfo

Decorados

Mickey Giacomazzi

Stunt Coordinator

John R. Manocchia

Rigging Gaffer