| Elizabeth Taylor | Kleopatra | |
| Rex Harrison | Julius Caesar | |
| Martin Landau | Rufio | |
| Pamela Brown | High Priestess | |
| Cesare Danova | Apollodorus | |
| Andrew Keir | Agrippa |
| Richard Burton | Mark Antonius | |
| Hume Cronyn | Sosigenes | |
| Roddy McDowall | Octavian - Caesar Augustus | |
| George Cole | Flavius | |
| Kenneth Haigh | Brutus | |
| Robert Stephens | Germanicus |