
Marlon Brando
Mark Antony
Acting

John Gielgud
Cassius
Acting

Louis Calhern
Julius Caesar
Acting

Edmond O'Brien
Casca
Acting

Greer Garson
Calpurnia
Acting

George Macready
Marullus
Acting

Michael Pate
Flavius
Acting

Richard Hale
A Soothsayer
Acting

John Hoyt
Decius Brutus
Acting

Tom Powers
Metellus Cimber
Acting
![William Cottrell]()
William Cottrell
Cinna
Acting

Jack Raine
Trebonius
Acting

Morgan Farley
Artemidorus
Acting
![Bill Phipps]()
Bill Phipps
Servant to Antony
Acting
![Douglass Watson]()
Douglass Watson
Octavius Caesar
Acting

Douglass Dumbrille
Lepidus
Acting

Michael Ansara
Pindarus
Acting

Dayton Lummis
Messala
Acting

Edmund Purdom
Strato
Acting

Paul Guilfoyle
First Citizen of Rome
Acting

John Doucette
A Carpenter, Second Citizen
Acting

Lawrence Dobkin
Third Citizen of Rome
Acting
![Jo Gilbert]()
Jo Gilbert
Fourth Citizen of Rome
Acting
![Chester Stratton]()
Chester Stratton
Servant to Caesar
Acting

Lumsden Hare
Publius
Acting
![Vic Perry]()
Vic Perry
Popilius Lena
Acting

Michael Tolan
Officer to Octavius
Acting

Rhys Williams
Lucilius
Acting

John Parrish
Titinius
Acting
![Stephen Roberts]()
Stephen Roberts
Dardanius
Acting

Thomas Browne Henry
Volumnius
Acting

David Bond
Citizen of Rome
Acting

Ann Tyrrell
Citizen of Rome
Acting
![John O'Malley]()
John O'Malley
Citizen of Rome
Acting

Oliver Blake
Citizen of Rome
Acting
![Alvin Hurwitz]()
Alvin Hurwitz
Citizen of Rome
Acting

Donald Elson
Citizen of Rome
Acting
![John Call]()
John Call
Citizen of Rome
Acting

Rudy Germane
Citizen of Rome (uncredited)
Acting