Elizabeth Taylor

Character: Cleopatra

Richard Burton

Character: Marcus Antonius

Rex Harrison

Character: Julius Caesar

Pamela Brown

Character: High Priestess

George Cole

Character: Flavius

Hume Cronyn

Character: Sosigenes

Cesare Danova

Character: Apollodorus

Kenneth Haigh

Character: Brutus

Andrew Keir

Character: Agrippa

Martin Landau

Character: Rufio

Roddy McDowall

Character: Octavian - Caesar Augustus

Robert Stephens

Character: Germanicus

Francesca Annis

Character: Eiras

Grégoire Aslan

Character: Pothinus

Martin Benson

Character: Ramos

John Doucette

Character: Achillas

Michael Hordern

Character: Cicero

John Hoyt

Character: Cassius

Carroll O'Connor

Character: Casca

Andrew Faulds

Character: Canidius

Michael Gwynn

Character: Cimber

Peter Grant

Character: Palace Guard (uncredited)

Marne Maitland

Character: Euphranor

Richard O'Sullivan

Character: Pharaoh Ptolemy XIII

Gwen Watford

Character: Calpurnia

Douglas Wilmer

Character: Decimus

Marie Devereux

Character: Bacchanal Reveler

Herbert Berghof

Character: Theodotos

Jacqueline Chan

Character: Lotos

Isabel Cooley

Character: Charmian

Mike Steen

Character: Minor Role

Finlay Currie

Character: Titus (uncredited)

Meri Welles

Character: Cleopatra's Handmaiden

Peter Forster

Character: Officer

John Alderson

Character: Roman Officer (uncredited)

John Alderton

Character: 1st Officer (uncredited)

Jeremy Kemp

Character: Agitator (uncredited)

Desmond Llewelyn

Character: Senator (uncredited)

Jean Marsh

Character: Octavia (uncredited)

Laurence Naismith

Character: Arachesilaus (uncredited)

Larry Taylor

Character: Roman Officer (uncredited)

Ben Wright

Character: Narrator (voice) (uncredited)