| 角色 | 饰演者介绍 |
| Julius Caesar | 克劳德·雷恩斯 |
| Cleopatra | 费雯·丽 |
| Apollodorus | 斯图尔特·格兰杰 |
| Ftatateeta | 弗劳拉·罗博森 |
| Pothinus | Francis L. Sullivan |
| Rufio | Basil Sydney |
| Britannus | Cecil Parker |
| Lucius Septimus | Raymond Lovell |
| Achillas | Anthony Eustrel |
| Theodotus | Ernest Thesiger |
| Ptolemy | 安东尼·哈维 |
| Nubian Slave | Robert Adams |
| Cleopatra's Lady Attendant | Olga Edwardes |
| Cleopatra's Lady Attendant | Harda Swanhilde |
| Quayside Centurion | 迈克尔·伦尼 |
| Second Centurion | James McKechnie |
| Major Domo | Esme Percy |
| Belzanor | 斯坦利·霍洛维 |
| Bel Affris | 里奥·吉恩 |
| Persian | Alan Wheatley |
| Boatman | Anthony Holles |
| First Porter | Charles Victor |
| Second Porter | Ronald Shiner |
| Sentinel | John Bryning |
| First Auxiliary Sentinel | John Laurie |
| Second Auxiliary Sentinel | Charles Rolfe |
| First Nobleman | 费利克斯·艾尔默 |
| Second Nobleman | Ivor Barnard |
| First Guardsman | Valentine Dyall |
| Second Guardsman | Charles Deane |
| Iras | Renée Asherson |
| Harpist | 简·西蒙斯 |
| Harpist's Master | Russell Thorndike |
| Lady-in-Waiting | 赞娜·马歇尔 |
| Ethiopian Dancer (uncredited) | B.Q. Alakija |
| Major Domo's Attendant (uncredited) | Chick Alexander |
