Captain Keller

The Stranger

Pierce Patchett

Theseus

Asteroid

Whistler

Edward R. Murrow

Bernard B. O'Hare

Mack Laflin

Noah Vosen

Arnie

President Dedmon

Dr. Flintstein

Joe Lobruto

Joe St. George

Police Chief Sid Hatfield

Dr. Singe

Arthur Spiderwick

Danny Dunkelman

Harrison Lloyd

Tom Hartman

Russell Terziak

Man In Black

Professor Carlock

Wesley

Eddie Cicotte

Dr. Melvin Frank

Judge James Horton

Charles Lewin

Tony Pine

Henry R. Hocknell Jr.

Rennie

Steven

Sam

Ray McDeere

Joe Gastineau

Estes Kefauver

Mannie

Finn

King Alonso

J. Robert Oppenheimer

Martin

Ralph McIntosh

Narrator

Noah Vosen

Keith

Peter Ward

Auster

Charles Kaminski

Marvin Zuckerman

Henry / Harry

Pierce Patchett in L.A. Confidential (archive footage)

William Seward

Roman Lodari

Howard Goodwin

J. Robert Oppenheimer

Jack Hoschouer

Carl Linstrum

Dr. Charlie

Bruce Hickman

Self

Getso

Admiral William Stenz

John Dos Passos

Truman Lester

Earl Himes

Himself - Narrator

Delmar

Russel Gates

Marcel

Jerry

William Flynn

Young Arthur Huntington

Narrator

Craig Harriman

Mark Zingerline

Stuart Chase

Paul Mullin

Jackson Kinley

Jan Karski

Richard Weissman

Johnny

Nathan

Dr. Arthur Kobrine

Charlie

Bill

Ty Burley

Self

Self

Narrator

Wes Westlund

Peter Crowley

Narrator

Warren

Father Frank Aubert

Bill Thomas

Bill Carruthers

Self

Weejun

Nathan Zuckerman

John McCowan

Theo

Ron

Franklin Ahls

Armand Minetti

Ellis

Rev. Russell

President Roosevelt (voice)

Fred Stern

God

Joe Haley

Marty Rothstein

Mr. Jennings

Dave

Admiral William Stenz

Ralph Waldo Emerson (voice)

Reverend Bobby Paradise

Self

Pete

Messenger 1

Ira Lowenstein

Martin Chernak

Self

Self

Tom Milton

Narrator (voice)

Richard Englebright