IMDb Page
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Profile Pic Name Character Birthday Deathday Age at Release
Leonardo DiCaprio John Edgar Hoover
Naomi Watts Helen Gandy
Armie Hammer Clyde Tolson
Josh Lucas Charles Lindbergh
Josh Hamilton Robert Irwin
Judi Dench Anna Marie Hoover
Geoff Pierson Mitchell Palmer
Gunner Wright Dwight Eisenhower
Dermot Mulroney Colonel Schwarzkopf
Kaitlyn Dever Palmer's Daughter
Adam Driver Walter Lyle
Ed Westwick Agent Smith
Jessica Hecht Emma Goldman
Denis O'Hare Albert Osborne
Lea Thompson Lela Rogers
Damon Herriman Bruno Hauptmann
Sadie Calvano Edgar's Niece
Amanda Schull Anita Colby
Roberta Bassin Roosevelt's Secretary
Emily Alyn Lind Shirley Temple
Barbara Keegan Bombing Witness
Gerald Downey FBI Agent
Jeffrey Donovan Robert Kennedy
Geoff Stults Raymond Caffrey
Thomas Langston Young Boy
Lea Coco Agent Sisk
Aaron Lazar Prosecutor Wilentz
Cheryl Lawson Palmer's Wife
Brady Matthews Inspector
David A. Cooper Franklin Roosevelt
Kelly Lester Head Secretary
Jack Donner Edgar's Father
Dylan Burns Hoover as a Child
Jack Axelrod Caminetti
Michael James Faradie Bureau Agent (1919)
Josh Stamberg Agent Stokes
Christian Clemenson Inspector Schell
Billy Smith Secret Service Officer
Ken Howard Harlan Fiske Stone
Zach Grenier John Condon
Johnny Cicco Young Agent
Steve Monroe Restaurant Host
Stephen Root Arthur Koehler
Gary Werntz Attorney General
David Clennon Senator Friendly
Michael O'Neill Senator McKellar
Eric Larkin Fred Hunter
Eric Frentzel William Mahan
Kyle Eastwood Stork Club Band
Gregory Hoyt Agent One
Jenny Phagan Baker's Wife
Chris Caputo Bronx Baker
Shannon McClain Robertson African American Woman (as Shannon McClain)
Leslie Augustine Lindbergh Nanny (uncredited)
Fileena Bahris Starlet (uncredited)
Jennipher Foster Lucille Ball (uncredited)
Belinda Gosbee Gangster's Moll (uncredited)
Elizabeth Karr Secretary (uncredited)
Martin Luther King Jr. Self (archive footage) (uncredited)
Lindsay Lucas-Bartlett Hollywood Starlet (uncredited)
Pat Nixon Self (archive footage) (uncredited)
Richard Nixon Self (archive footage) (uncredited)
Jamie Noel Racetrack Gambler (uncredited)
Miles Fisher Agent Garrison
Robert Fleet Edgar's Mother's Doctor
Emily Banks Radical Citizen (uncredited)
Scot Carlisle Agent Williams
Ryan McPartlin Lawrence Richey