Rhonda Fleming

Cleopatra

William Lundigan

Lucilius

Raymond Burr

Mark Antony

Jean Byron

Charmian

Michael Ansara

Captain Florus

Michael Fox

Octavius

Conrad Wolfe

Elderly Assassin

John Crawford

Captain Domitius

Jane Easton

Cytheris

Robert Griffin

Brutus

Frederic Berest

Marculius

Julie Newmar

The Gilded Girl (as Julie Newmeyer)

Ted Hecht

Serapian

William Castle