- Charles Chaplin
- Hynkel - Dictator of Tomania / A Jewish Barber
- Jack Oakie
- Napaloni - Dictator of Bacteria
- Reginald Gardiner
- Schultz
- Henry Daniell
- Garbitsch
- Billy Gilbert
- Herring
- Grace Hayle
- Madame Napaloni
- Carter DeHaven
- Bacterian Ambassador
- Paulette Goddard
- Hannah
- Maurice Moscovitch
- Mr. Jaeckel
- Emma Dunn
- Mrs. Jaeckel
- Bernard Gorcey
- Mr. Mann
- Paul Weigel
- Mr. Agar
- Chester Conklin
- Barber's Customer
- Esther Michelson
- Jewish Woman
- Hank Mann
- Storm Trooper Stealing Fruit
- Florence Wright
- Blonde Secretary
- Eddie Gribbon
- Tomanian Storm Trooper
- Rudolph Anders
- Tomanian Commandant at Osterlich
- Eddie Dunn
- Whitewashed Storm Trooper
- Nita Pike
- Secretary
- George Lynn
- Commander of Storm Troopers
- Wheeler Dryden
- Heinrich Schtick - Translator
- John Alban
- Ball Guest
- Fred Aldrich
- Soldier
- Richard Alexander
- Tomainian Prison Guard in 1918
- Sig Arno
- Compact Parachute Inventor
- William Arnold
- Tomanian Officer
- Walter Bacon
- Storm Trooper
- Brandon Beach
- Doctor
- Joe Bordeaux
- Ghetto Extra
- Chet Brandenburg
- Soldier
- Don Brodie
- Reporter from International Press
- James Carlisle
- Ball Guest
- Tom Coleman
- Guard
- Hans Conried
- Undetermined Role
- Gino Corrado
- Sculptor
- Oliver Cross
- Ball Guest
- John Davidson
- Hospital Superintendent
- Max Davidson
- Jewish Man
- Lew Davis
- Hospital Orderly
- Francis Ernest Drake
- Storm Trooper
- Pat Flaherty
- Friendly Storm Trooper
- Bud Geary
- Storm Trooper
- Jack Gordon
- Soldier
- Herschel Graham
- Soldier
- Sam Harris
- Officer
- Eddie Hart
- Policeman
- Leyland Hodgson
- Big Bertha Gunnery Officer
- William Irving
- Man Seated on Bed
- Charles Irwin
- Banquet Butler
- Ethelreda Leopold
- Blonde Secretary
- Clyde McLeod
- Soldier
- Russell Meeker
- Ball Guest
- Torben Meyer
- Bald Barbershop Customer
- Jules Michelson
- Man in Ghetto
- Bert Moorhouse
- Hynkel's Staff Officer
- George Nardelli
- Soldier
- Nellie V. Nichols
- Jewish Woman
- Manuel ParÃs
- Ball Guest
- Jack Perrin
- Jewish Man
- Alexander Pollard
- Servant
- Lucien Prival
- Storm Trooper Officer
- John Rice
- Storm Trooper
- Cyril Ring
- Officer Extra
- Wyn Ritchie Evans
- Woman in Crowd
- Henry Roquemore
- Soldier
- Tiny Sandford
- Soldier in 1918 Tomainia
- Francesca Santoro
- Aggie
- Hans Schumm
- Soldier
- Harry Semels
- Jewish Fruit Stand Proprietor
- Count Stefenelli
- Ball Guest
- Bert Stevens
- Guard
- Charles Sullivan
- Prison Guard
- Carl Voss
- Officer
- Leonard Walker
- Conductor
- Leo White
- Hynkel's Barber
- Harry Wilson
- Soldier in Field