Clint Eastwood	...	(Director)
Dustin Lance Black	...	(Writer)
Leonardo DiCaprio	...	J. Edgar Hoover
Josh Hamilton	...	Robert Irwin
Geoff Pierson	...	Mitchell Palmer
Cheryl Lawson	...	Roberta Dixon Palmer
Kaitlyn Dever	...	Palmer's Daughter
Brady Matthews	...	Inspector
Gunner Wright	...	Dwight Eisenhower
David A. Cooper	...	Franklin Roosevelt
Ed Westwick	...	Agent Smith
Naomi Watts	...	Helen Gandy
Kelly Lester	...	Head Secretary
Jack Donner	...	Dickerson N. Hoover Sr.
Judi Dench	...	Anna Marie Hoover
Dylan Burns	...	Hoover as a Child
Jordan Bridges	...	Labor Dept. Lawyer
Clint Eastwood	...	Composer
Jack Axelrod	...	Caminetti
Jessica Hecht	...	Emma Goldman
Tom Stern	...	Cinematographer
Josh Stamberg	...	Agent Stokes
Joel Cox	...	Editor
Gary Roach	...	Editor
Michael James Faradie	...	Bureau Agent (1919)
Christian Clemenson	...	Inspector Schell
Billy Smith	...	Secret Service Officer
Armie Hammer	...	Clyde Tolson
Michael Rady	...	Agent Jones
Ken Howard	...	Harlan Fiske Stone
Scot Carlisle	...	Agent Williams
Geoff Stults	...	Raymond Caffrey
Sadie Calvano	...	Edgar's Niece
Allen Nabors	...	Agent Appel
Ryan McPartlin	...	Lawrence Richey
William Bebow	...	Mr. Walters
Jeffrey Donovan	...	Robert Kennedy
Joseph Culliton	...	Credit Director
Scott Johnston	...	Tailor
Tom Archdeacon	...	Gangster
Mike Vaughn	...	Balding Agent
Miles Fisher	...	Agent Garrison
Stephen F. Schmidt	...	NJ Officer
Dermot Mulroney	...	Colonel Schwarzkopf
Josh Lucas	...	Charles Lindbergh
Zach Grenier	...	John Condon
Johnny Cicco	...	Young Agent
Denis O'Hare	...	Albert Osborne
Damon Herriman	...	Bruno Hauptmann
Kahil Dotay	...	Elmer Irey
Lea Coco	...	Agent Sisk
Scott C. Roe	...	Wiretap Agent
Ernest Harden Jr.	...	James Crawford
Roberta Bassin	...	Roosevelt's Secretary
Steve Monroe	...	Restaurant Host
Christopher Lee Philips	...	William
Sean Murphy	...	Truck Driver
Stephen Root	...	Arthur Koehler
Gary Werntz	...	Attorney General
David Clennon	...	Senator Friendly
Michael O'Neill	...	Senator McKellar
Eric Larkin	...	Fred Hunter
Manu Intiraymi	...	Alvin Karpis
Eric Frentzel	...	William Mahan
Michael Klinger	...	Harry Brunette
Shaun Daley	...	Radical
Emily Alyn Lind	...	Shirley Temple
Kyle Eastwood	...	Stork Club Band
Joe Bagg	...	Stork Club Band
Kye Palmer	...	Stork Club Band
Jason Harnell	...	Stork Club Band
Michael Gladis	...	Stork Club Owner
Jamie LaBarber	...	Ginger Rogers
Lea Thompson	...	Lela Rogers
Amanda Schull	...	Anita Colby
Craig Zucchero	...	Man at the Counter
Gregory Hoyt	...	Agent One
Jeff Cockey	...	Agent Two
Gerald Downey	...	FBI Agent
Brennan Coulter	...	Newspaper Boy
Jenny Phagan	...	Baker's wife
Tom Christensen	...	Theater Cashier
Chris Caputo	...	Bronx Baker
Austin Basis	...	Bank Teller
Adam Driver	...	Walter Lyle
Shannon McClain	...	African American Woman
Evan Charest	...	Reporter
Eric Matheny	...	Doctor
Ary Katz	...	Agent Owens
Duncan Hood	...	Radio Announcer
Aaron Lazar	...	Prosecutor Wilentz
Ernest Heinz	...	Jury Foreman
Teresa Hegji	...	Hauptmann's Wife
Thomas Langston	...	Young Boy
Robert Fleet	...	Edgar's Mother's Doctor
Joe Keyes	...	Edgar's Brother
Christopher Shyer	...	Richard Nixon
Maxine Weldon	...	Hoover's Maid
Larkin Campbell	...	Haldeman
Mark Thomason	...	Nixon Aide
Jennipher Foster	...	Lucille Ball
Keith Middlebrook	...	Agent Newhouse
Phillip Agresta	...	Courtroom Reporter
Christine Ames	...	Moviegoer /
Christopher Basile	...	Federal Agent
Karl Bittner	...	Photographer
Chris Chauncey	...	1940's Reporter
Justin Douglas	...	1930s Courtroom Onlooker
Jeffrey T Ferguson	...	Reporter
Joe Garvey	...	Reporter
David James McKenzie	...	Courtroom Reporter
Barrett Mitchell	...	Reporter
Sean Spence	...	Reporter #1
Robert Stilwell	...	1930s Courtroom Onlooker
Allison Nichole Torres	...	Premiere Goer
Sean Velie	...	Federal Agent
Cameron Webb	...	Photographer
Gayle Kate	...	Juror #10
James J. Murakami	...	Production Designer
Greg Berry	...	Art Director
Patrick M. Sullivan Jr.	...	Art Director
Gary Fettis	...	Set Decorator
Deborah Hopper	...	Custome Designer
Alessandro Bertolazzi	...	aging makeup: Ms. Naomi Watts
Sherri Bramlett	...	key hair stylist
Trent Cotner	...	assistant makeup artist
Lawrence Davis	...	hair stylist
Stephanie A. Fowler	...	assistant makeup artist
Connie Grayson	...	contact lens technician
Sian Grigg	...	makeup artist: Leonardo DiCaprio
Duncan Jarman	...	prosthetic makeup effects: Leonardo DiCaprio
Cheryl 'Pickles' Kinion	...	Makeup Artist
Barbara Lacy	...	Makeup Artist
Annabelle MacNeal	...	assistant makeup artist
Kristyan Mallett	...	prosthetics technician
Mark Nieman	...	prosthetic appliance fabricator
Carol A. O'Connell	...	key hair stylist
Cristina Patterson Ceret	...	contact lens coordinator/painter
Michele Tyminski	...	Makeup Artist
Jay Wejebe	...	Makeup Artist
Hiroshi Yada	...	special makeup effects artist
Gina W. Bateman	...	Makeup Artist
David M. Bernstein	...	first assistant director
Paula Case	...	second assistant director
Kevin O'Neil	...	second second assistant director
Rich Andrade	...	set dresser
Scott Bobbitt	...	leadman
Christopher Carlson	...	assistant set decorator
Lily Fettis	...	set decorating production assistant
Scotty Guyson	...	assistant props
Carol Kiefer	...	art department coordinator
Jeffrey Kushon	...	assistant set decorator
David R. Lawson	...	construction medic
James R. Lord	...	propmaker gang boss
Greg Lynch	...	set dresser
Joe Mason	...	art department assistant
Merdyce McClaran	...	on-set dresser
David Moreau	...	Set Designer
Amanda Moss Serino	...	assistant set decorator
Roger Prater	...	stand-by greensman
Eric Ramirez	...	set dresser
Bruce Richter	...	Carpenter
Skylar Schmidt	...	set dresser
Adee Serrao	...	set decorating coordinator
Michael Sexton	...	property master
Kevin Shaw	...	assistant property master
Robert Silcock	...	gang boss
Jay Smith	...	drapery foreman
Eric Stalker	...	props
Karen Teneyck	...	graphic designer
Leslie Warren	...	set dresser/fabricator (as Leslie Carol Warren)
James Ashwill	...	foley mixer
Bub Asman	...	Supervising Sound Editor
David Bach	...	adr supervisor
Gail Carroll-Coe	...	Boom Operator
William Cawley	...	assistant sound editor
Michael Dressel	...	supervising foley editor
Jonathan Fuh	...	Boom Operator
Jose Antonio Garcia	...	Sound mixer
John Guentner	...	foley mixer
Jason King	...	Sound Effects Editor
Ryan Murphy	...	mix tech
Alan Robert Murray	...	Supervising Sound Editor
Kevin Murray	...	assistant sound editor
Dan O'Connell	...	foley artist
Bryan O. Watkins	...	Sound Effects Editor
Hugo Weng	...	dialogue editor
Katy Wood	...	supervising dialogue editor

Summary: As the face of law enforcement in America for almost 50 years, J. Edgar Hoover was feared and admired, reviled and revered. But behind closed doors, he held secrets that would have destroyed his image, his career and his life.