Claude Rains

Julius Caesar

Vivien Leigh

Cleopatra

Stewart Granger

Apollodorus

Flora Robson

Ftatateeta

Francis L. Sullivan

Pothinus

Basil Sydney

Rufio

Cecil Parker

Britannus

Raymond Lovell

Lucius Septimus

Anthony Eustrel

Achillas

Ernest Thesiger

Theodotus

Anthony Harvey

Ptolemy

Robert Adams

Nubian Slave

Olga Edwardes

Cleopatra's Lady Attendant

Stanley Holloway

Belzanor

Michael Rennie

1st Centurion

Esme Percy

Major Domo

Leo Genn

Bel Affris

Alan Wheatley

Persian

Charles Victor

1st Porter

Ronald Shiner

2nd Porter

John Laurie

1st. Auxiliary Sentinel

James McKechnie

2nd. Centurion

Anthony Holles

Boatman

Charles Rolfe

2nd. Auxiliary Sentinel

Felix Aylmer

1st. Nobleman

Ivor Barnard

2nd. Nobleman

Valentine Dyall

1st. Guardsman

Renée Asherson

Iras (uncredited)

Marie Ault

Egyptian Lady (uncredited)

Peter Bayliss

Aide to Mithridates (uncredited)

Agnes Bernelle

Lady in Waiting (uncredited)

Mihalis Kakogiannis

Councillor (uncredited)

Gerald Case

Roman Tax Officer (uncredited)

O.B. Clarence

Egyptian (uncredited)

Toni Gable

Lady (uncredited)

Kathleen Harrison

Egyptian Woman (uncredited)

Virginia Keiley

Lady in Waiting (uncredited)

Kay Kendall

Slave Girl (uncredited)

Harry Lane

Councillor (uncredited)

H.F. Maltby

Councillor (uncredited)

Zena Marshall

Lady-in-Waiting (uncredited)

Gibb McLaughlin

High Priest (uncredited)

Roger Moore

Roman Soldier (uncredited)

Cathleen Nesbitt

Egyptian Lady (uncredited)

Roy Russell

Councillor (uncredited)

Jean Simmons

Harpist (uncredited)

Eve Smith

Fan Girl (uncredited)

Russell Thorndike

Harpist's Master (uncredited)

Mackenzie Ward

Councillor (uncredited)