| 角色 | 饰演者 | 角色介绍 |
| Henry Potter | 乔治·奥布莱恩 | |
| Marcelle | 多萝西·玛卡伊尔 | |
| Captain Trevelan | Cyril Chadwick | |
| Thomas Potter | 拉尔夫·李维斯 | |
| Aunt Isabel | Emily Fitzroy | |
| Charles Reisling | Harvey Clark | |
| Sam Shu Sin (as Edward Piel) | Edward Peil Sr. | |
| Gibson | David Kirby | |
| Captain Gallon | James Gordon | |
| Henry Potter (at age 4) | Walter Wilkinson | |
| Henry Potter (at age 12) | Winston Miller |
