Zodiac (2007) - Cast

Jake Gyllenhaal as Robert Graysmith
Robert Downey Jr as Paul Avery
Mark Ruffalo as Dave Toschi
Anthony Edwards as Bill Armstrong
Rhonda Marie Alston as Flight Attendant
Andy Arness as Uniformed Police Officer
Mark Bernier as Detective #2
Jules Bruff as Catherine Allen
Ezra Buzzington as Informant
Al Cacioppo as Precision driver
Geoff Callan as Patrolman Zelms
Brad Carr as Cameraman
Kate Clarke as Secretary Jane
Cassius Clay as Uniform Cop
Jennifer Collins as Informant
Brian Cox as Melvin Belli
Cookie Crawford as Informant
Clea DuVall as Linda Ferrin
John Ennis as Terry Pascoe (attached)
Hank Fields as FBI Code Breaker
Mitchell Fink as Interviewer #2 (attached)
Charles Fleischer as Bob Vaughn
Steve Fox as TV Stage Manager
Ted Garcia as Anchorman #1
John Getz as Templeton Peck
Adam Goldberg as Duffy Jennings
Gloria Grant as Mrs. Betty Harden
Zach Grenier as Mel Nicolai
John Hemphill as Don Cheney
David Hodges as Chronicle Artist
Ciara Hughes as Darlene Ferrin
Pell James as Cecelia Shepard
Elias Koteas as Jack Mulanax
Patrick Scott Lewis as Bryan hartnell
Barry Livingston as Story editor
Donal Logue as Ken Narlow
John Carroll Lynch as Arthur Leigh Allen
Jim McNichols as Bill Hamlet
Dermot Mulroney as Captain Lee
Betty Murphy as Informant
Lee Norris as Young Mike Mageau
Jeffrey Daniel Phillips as Informant
Peter Quartaroli as Patrolman Fouke
June Raphael as Mrs. Toschi
Christian Redd as Tipster
Brett Rickaby as Detective Roy
Michael Edward Rose as Navy Project Leader
Makenna Ruddy as Summer
Bob Sáenz as Cabbie
Don Salmon as Editor
Jack Samson as David Graysmith (young)
Micah Sauers as David Graysmith
Zachary Sauers as Aaron Graysmith
Charles Schneider as Paul Stine
Chloë Sevigny as Melanie
Bill Seward as TV News Anchor
Alyssa Shafer as Little girl (voice)