Cast:

• Leonardo DiCaprio J. Edgar Hoover
• Josh Hamilton Robert Irwin
• Geoff Pierson Mitchell Palmer
• Cheryl Lawson Palmer's Wife
• 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 Edgar's Father
• Judi Dench Annie Hoover
• Dylan Burns Hoover as a Child
• Jordan Bridges Labor Dept. Lawyer
• Jack Axelrod Caminetti
• Jessica Hecht Emma Goldman
• Josh Stamberg Agent Stokes
• Michael James Faradie Bureau Agent
• 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. Hoover's Driver
• 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
• Evan Charest Reporter
• 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
• 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
• Keith Middlebrook Agent Newhouse
• Leslie Augustine Lindberg Nanny
• Fileena Bahris Premiere goer
• Bradley Bingham Doughboy
• Andrew Blood Marine
• Shaun Daley Radical
• Gayle Drinhaus Juror #10
• Liam Ferguson Radio Production Manager
• David Hill Paterson Police Officer
• Elizabeth Karr Secretary
• Dash Kolos Starlet
• Allison Nichole Torres Premiere Goer