James Mason

Brutus

Ian Wolfe

Caius Ligarius

Marlon Brando

Marc Antony

Lumsden Hare

Publius

Morgan Farley

Artemidorus

Louis Calhern

Julius Caesar

Alan Napier

Cicero

Edmond O'Brien

Casca

James Mason

Brutus

Ian Wolfe

Caius Ligarius

Marlon Brando

Marc Antony

Lumsden Hare

Publius

Morgan Farley

Artemidorus

Louis Calhern

Julius Caesar

Alan Napier

Cicero

Edmond O'Brien

Casca

John Gielgud

Cassius

John Hoyt

Decius Brutus

George Macready

Marullus

Tom Powers

Metellus Cimber

Lawrence Dobkin

Citizen of Rome

Richard Hale

Soothsayer

Michael Ansara

Pindarus

Deborah Kerr

Portia

Edmund Purdom

Strato

John Lupton

Varro

John Doucette

Air Base Civilian Security Officer

Douglass Dumbrille

Lepidus

Michael Pate

Flavius

William Cottrell

Cinna

Rhys Williams

Lucilius

Dayton Lummis

Dr. Hillary Tyson

Greer Garson

Calpurnia

William Phipps

Servant to Antony (as Bill Phipps)

Paul Guilfoyle

Citizen of Rome

Douglass Watson

Octavius Caesar (as Douglas Watson)

Chet Stratton

Servant to Caesar (as Chester Stratton)

Preston Hanson

Claudius

Michael Tolan

Officer to Octavius

Joseph Waring

Clitus (as Joe Waring)

Jack Raine

Trebonius

Jo Gilbert

Citizen of Rome

Vic Perry

Popilius Lena (as Victor Perry)

John Hardy

Lucius

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MoreLess Cast

William Shakespeare

Theatre Play

William Shakespeare

Writer

Miklós Rózsa

Original Music Composer

John D. Dunning

Editor

Joseph L. Mankiewicz

Director

John Houseman

Producer

Joseph Ruttenberg

Director of Photography