Broderick Crawford
J. Edgar Hoover
James Wainwright
Young Hoover
Michael Parks
Robert F. Kennedy
José Ferrer
Lionel McCoy
Celeste Holm
Florence Hollister
Rip Torn
Dwight Webb
Dan Dailey
Clyde Tolson
Ronee Blakley
Carrie DeWitt
Howard Da Silva
Pres. Franklin D. Roosevelt
John Marley
Dave Hindley
Michael Sacks
Melvin Purvis
Raymond St. Jacques
Martin Luther King
June Havoc
Hoover's Mother
Lloyd Nolan
Attorney General Harlan Stone
Andrew Duggan
Pres. Lyndon B. Johnson
Jack Cassidy
Damon Runyon
George Plimpton
Quentin Reynolds
Lloyd Gough
Walter Winchell
William Jordan
Pres. John F. Kennedy
Brad Dexter
Alvin Karpis
George D. Wallace
Senator Joseph McCarthy
Henderson Forsythe
Suydam
Fred J. Scollay
Putnam
William Wellman Jr.
Dwight Webb Sr.
Ellen Barber
Janice Harper
Art Lund
Benchley
Jim Antonio
Senator Kenneth McKellar
Dan Resin
President's Advisor
James Dixon
Reilly
Sam Chew Jr.
FBI Agent
Hanns Manship
FBI Agent
Tanya Roberts
Stewardess
Larry Pine
Kelly
Jennifer Lee Pryor
Ethel Brunette
Bruce Weitz
Voice on Tape
Mary Alice Moore
Miss Bryant
Gregg Abels
President's Aide
Penny du Pont
Newscaster
Alvin Miles
Valet
John Bay
Heywood Brown
Brooks Morton
Earl Warren
Richard M. Dixon
The President
James Dukas
Frank
Ron Faber
Hijacker
Paul Thomas
FBI Agent
Ken Harvey
FBI Agent
Jack Drummond
FBI Agent
Colin Bremner
FBI Agent
Dana Rowe
FBI Agent
Ed Nast
FBI Agent
Margo Lynn Curtis
Stewardess
John Stefano
Harry Brunette
Gwyn Gilliss
Mary Jo Kopechne (voice)
Wyman Kane
Senator Markum
Gordon Zimmerman
Louis Lepke
Marty Lee
Mafia Man
Reno Carrel
Dillinger
Frank Rohrbach
White House Aide
Marshall Bordon
White House Aide
Joe Mayo
White House Aide
Joe ArrowSmith
Newspaper Man
