Leonard Zelig
Dr. Eudora Nesbitt Fletcher
The Narrator (voice)
Dr. Sindell
Glandular Diagnosis Doctor
Mexican Food Doctor
Dr. Birsky
Hypodermic Doctor
Experimental Drugs Doctor
Other Doctor
Other Doctor (as Will Hussong)
Man in Barber Chair
Man in Park
Scotsman
Freshman #1
Freshman #2 (as Michael Jeeter)
Workers Rally Speaker
Martin Geist
Sister Ruth
Telephone Operator
Woman on Telephone
Man on Telephone
Actress Fletcher
Actor Doctor (as Charles Denney)
Actor Koslow
Actor Zelig (as Garrett Brown)
Miss Baker (as Sharon Ferrol)
Charles Koslow
Martinez
Paul Deghuee
Meryl Fletcher
City Hall Speaker
Dr. Fletcher's Mother
On-Camera Interviewer
Hearst Guest
Hearst Guest (as Vincent Jerosa)
Lita Fox
Lita's Lawyer
Zelig's Lawyer
Helen Gray
Zelig's Wife
Wrist Victim
House-Painting Victim
Vilification Woman
Greek Waiter
Rally Chancellor (as Will Holt)
Carter Dean
Susan Sontag - Contemporary Interviews
Irving Howe - Contemporary Interviews
Saul Bellow - Contemporary Interviews
Bricktop - Contemporary Interviews
Bruno Bettelheim - Contemporary Interviews (as Dr. Bruno Bettelheim)
John Morton Blum - Contemporary Interviews (as Professor John Morton Blum)
Calvin Turner - Contemporary Interviews
Older Dr. Fletcher - Contemporary Interviews
Mike Geibell - Contemporary Interviews
Ted Bierbauer - Contemporary Interviews
Older Paul Deghuee - Contemporary Interviews
Older Sister Meryl Fletcher - Contemporary Interviews
Oswald Pohl - Contemporary Interviews (as Kuno Spunholz)
Pathe News Announcer (voice)
Hearst Metrotone Announcer (voice)
Radio Announcer (voice)
Universal Newsreel Announcer (voice) (as Windy Craig)
German U.F.A. Newsreel Announcer (voice)
Self (archive footage)
Self (with Hitler and Streicher) (archive footage) (uncredited) (unconfirmed)
Other Doctor (uncredited)
Self (archive footage) (uncredited)
Lizard Dancer (uncredited)
Self - Walking Behind Hitler (archive footage) (uncredited)
Self - Pinning Medal (archive footage) (uncredited)
Self - with Hitler and Streicher (archive footage) (uncredited)
Self - Playing Baseball (archive footage) (uncredited)
Reporter (uncredited)
German Girl (uncredited)
Self - with Goebbels (archive footage) (uncredited)
Self - At San Simeon (archive footage) (uncredited)
Self with Hitler and Streicher (archive footage) (uncredited)
voice of Helen Kane (uncredited)
Charleston Dancer (uncredited)
Self - Swinging Bat (archive footage) (uncredited)
Self - with Back to Hitler (archive footage) (uncredited)
Self - with Hitler and Hess (archive footage) (uncredited)
Beauty Contestant (uncredited)
Self - with Goebbels and Ley (archive footage) (uncredited)
Self - Mayor of New York (archive footage) (uncredited)
Mother of a Graduate (uncredited)
Police Officer (uncredited)