Frank Morgan

as Oz / Professor Marvel

as Hugo Matuschek

as King Louis XIII

as Billings

as Professor Victor Roth

as (archive footage) (uncredited)

as Luther Aldrich

as Pops Burns

as Bob Casey

as Barney Wile

as Harry MacBain

as Willie Grogan

as Konrad

as The Pirate

as Mr. Ferris

as Gov. Gaspar d'Annard

as Jesse Kiffmeyer

as Hiram Porter Dunn

as Aristide Pitard

as Lord Francis Kelton

as Frank Morgan

as Eustace Appleby

as Dr. Edmond Ozanne

as Judge Cotton

as Paul Held

as Rogers Woodruff

as Mayor Don Emilio Perena

as Narrator (voice)

as C. Mortimer Gibson

as John Josephus Grant

as Arno Riccardi

as Alessandro, Duke of Florence

as Daniel Forrester

as Victor Budlow Trout

as Felix Lehman

as Merle Farrell

as Jim Kurstyn

as Fire Chief Duggan

as Bronson Lenox

as Self (archive footage)

as Uncle Sid

as Mayor John Hastings

as François St. Cyr

as G.P. Bentley

as Raymond Merritt

as Colonel Baron Suroff

as Jules Daudet

as The Doctor

as Frank Morgan

as William Audrey

as King Fredrick Romanikov

as Brian McCoy

as Ted Hackett

as Ivan Danchenoff

as Colonel Geraldine

as Mellersh Wilkins

as Anton King

as Bunny Manders

as Dr. Buchanan Prescott

as Cornelius Collier, Jr.

as Rudolph Tobler

as Calvin Claymore

as Harry C. Thomas

as Alex Stevenson

as Sam Griggs

as Henry Conroy

as Henry Smith

as Ingraham Steward

as Robert Yancey

as Tom

as Self

as (archive footage)

as Vernon 'Vern' Adams

as Eugene Magnin

as Major Horatio Chatteris

as Himself

as J. Daniel 'Dan' Thompson

as Joseph White

as Professor Marvel (archive footage)

as James Crocker, Sr. / Count Olav Osric

as Doc Foster

as George Nettleton

as Frankie' Merriweather

as (archive footage)

as Dr. Robert Manning

as Panisse

as Karl

as Baron Badeau

as William Hartman

as William Ogden

as Bert Caswell

as John Dudley Masterson

as Lester

as Lon Morris

as John Hunter Yates

as Ramsey Latham

as Alfred

as Sir Richard

as Dudley Carlton

as Halkett

as John Briscoe

as Count Nicho