- Bobby Watson
- Adolf Hitler
- Roman Bohnen
- Captain Ernst Röhm
- Martin Kosleck
- Joseph Goebbels
- Victor Varconi
- Rudolph Hess
- Luis Van Rooten
- Heinrich Himmler
- Alex Pope
- Hermann Göring
- Ivan Triesault
- Pastor Niemöller
- Liesl Handl
- Geli Raubal
- Helene Thimig
- Angela Raubal
- Reinhold Schünzel
- Gen. Ludendorff
- Sig Ruman
- General von Hindenburg
- Alexander Granach
- Julius Streicher
- Fritz Kortner
- Gregor Strasser
- Tonio Selwart
- Alfred Rosenberg
- Richard Ryen
- Adolf Wagner
- Ray Collins
- Cardinal von Faulhaber
- Ludwig Donath
- Gustav von Kahr
- Ernö Verebes
- Anton Drexler
- Walter Kingsford
- Franz von Papen
- Fred Nurney
- Gen. von Epp
- Arthur Loft
- Col. von Reichenau
- Lionel Royce
- Fritz Thyssen
- Walter Abel
- Narrator
- Earl Cavin
- German sitting down with machine gun
- Richard Mullen
- Young Soldier
- Frank Alten
- von Seisser
- Rudolph Anders
- Dr. Stenglein
- Vern Anders
- Gymnast
- Stanley Andrews
- Otto Meissner
- Louis V. Arco
- Rudy
- Robert Ashley
- Gymnast
- Felix Basch
- Alfred Hugenberg
- Egon Brecher
- Landsberg Warden
- Roy Brent
- SS Man
- Steve Brown
- German Student Leader
- James Carlisle
- Army General
- Neil Carter
- Blonde Boy
- Dale Cornell
- Youth Leader
- Hella Crossley
- German Actress
- Paul De Corday
- Hermann Esser
- Jack Deery
- Army General
- Albert Dekker
- Narrator
- Janna DeLoos
- Housemaid
- Pamela Drake
- Nurse / Civilian (uncredited)
- Betty Farrington
- Woman in Audience
- Walter Fenner
- Prince August Wilhelm
- Pete Fogel
- German Student
- Frederick Giermann
- Gehrlich
- Vince Gironda
- Gymnast
- Ernest Golm
- Father Stempfle
- Lisa Golm
- Frau Von Schleicher
- Henry Guttman
- Captain
- Sam Harris
- Junker
- Stuart Holmes
- Georg
- Jack W. Johnston
- Army General
- Dave Kahner
- Athletic Coach
- David King
- German Student
- Kurt Kreuger
- Young SS Officer
- Mike Lally
- Max Weber
- Norman Lempert
- Sgt. Hubermeyer
- Carl M. Leviness
- Junker
- George Lynn
- SS Man
- Peggy McIntire
- German Student
- Harro Meller
- Capt. Godin
- Adolph Milar
- Heinrich Hoffman
- Howard M. Mitchell
- Gurtner's Secretary
- Harry Hays Morgan
- Gen. Von Schleicher
- John Mylong
- Doctor General
- Lotte Palfi Andor
- Karin Göring
- Milton Parsons
- Judge / Teacher (uncredited)
- Peter Pohlenz
- Reinhard Heydrich
- Gene Reading
- Radio Announcer
- Frank Reicher
- The Justizminister
- Otto Reichow
- SS Man
- Geza Remy
- Policeman
- Gene Roth
- Putzi Hanfstaengel
- Paul H. Salzburg
- SS Captain
- Rube Schaffer
- Gymnast
- John Sheehan
- German Civilian
- George Sherwood
- SA Trooper
- Bernard Sommer
- Policeman
- George Sorel
- Gen. Otto von Lossow
- Freddie Steele
- Athlete
- Robert R. Stephenson
- SA Trooper
- Hermine Sterler
- Frau Hanfstaengel
- Eleanor Taylor
- German Student
- Sigfrid Tor
- (uncredited)
- Philip Van Zandt
- Astrologer
- Wilhelm von Brincken
- Police Official
- Hans Heinrich von Twardowski
- Department Doctor
- Steve Wayne
- Chauffeur
- Paul Weigel
- Manservant
- Crane Whitley
- Union Leader
- Rex Williams
- Soldier in Barracks
- William Yetter Jr.
- German Youth Leader
- William Yetter Sr.
- Trooper
