| 角色 | 饰演者 | 角色介绍 |
| Katherine Mary Sullivan | 安妮·巴克斯特 | |
| Mr. Thomas F. Sullivan | 托马斯·米切尔 | |
| Mrs. Alleta Sullivan | Selena Royle | |
| Albert Leo 'Al' Sullivan | Edward Ryan | |
| Genevieve 'Gen' Sullivan | Trudy Marshall | |
| Francis Henry 'Frank' Sullivan | John Campbell | |
| George Thomas Sullivan | James Cardwell | |
| Madison Abel 'Matt' Sullivan | John Alvin | |
| Joesph Eugene 'Joe' Sullivan | George Offerman | |
| Father Francis | Roy Roberts | |
| Lieutenant Commander Robinson | 沃德·邦德 | |
| Maternity Nurse (uncredited) | Barbara Brown | |
| Joe Sullivan as a Child (uncredited) | Johnny Calkins | |
| Rival Boy (uncredited) | Michael Chapin | |
| Matt Sullivan as a Child (uncredited) | Billy Cummings | |
| Frank Sullivan as a Child (uncredited) | Marvin Davis | |
| Al Sullivan as a Child (uncredited) | Bobby Driscoll | |
| Damage Control Officer (uncredited) | Selmer Jackson | |
| Rival Boy (uncredited) | Bobby Larson | |
| Woman (uncredited) | 梅·马什 | |
| Gladys (uncredited) | Mary McCarty | |
| Admiral (uncredited) | John Nesbitt | |
| Nun (uncredited) | Elsa Peterson | |
| Naval Captain (uncredited) | Addison Richards |
