 James CagneyAdmiral William 'Bull' Halsey | Admiral William 'Bull' Halsey |
 Dennis WeaverAndy Lowe | Andy Lowe |
 Ward CostelloHarry Black | Harry Black |
 Vaughn TaylorMike Pulaski | Mike Pulaski |
 Richard JaeckelRoy Webb | Roy Webb |
 Les TremayneFrank Enright | Frank Enright |
 Walter SandeHorace Keys ("Doc") | Horace Keys ("Doc") |
 Karl SwensonBill Bailey | Bill Bailey |
 Richard CarlyleFather Gehring | Father Gehring |
 Carl Benton ReidRobert Ghormley | Robert Ghormley |
 William SchallertThomas G. Lamphier Jr. | Thomas G. Lamphier Jr. |
 Raymond BaileyVandergrift | Vandergrift |
 Leon LontocManuel | Manuel |
 Robert BurtonRoy Geiger | Roy Geiger |
 Harry LandersJoseph Foss | Joseph Foss |
 Robert MontgomeryNarration (American scenes) | Narration (American scenes) |
 Art GilmoreNarration (Japanese scenes) | Narration (Japanese scenes) |
 Carleton YoungColonel Evans Carlson | Colonel Evans Carlson |
 James YagiRear Admiral Jiro Kobe | Rear Admiral Jiro Kobe |
 Nelson LeighAdm. Dan Callaghan (uncredited) | Adm. Dan Callaghan (uncredited) |
| SSydney SmithRear Admiral Norm Scott (uncredited) | Rear Admiral Norm Scott (uncredited) |
| MMaggie MagennisRed Cross Nurse Young (uncredited) | Red Cross Nurse Young (uncredited) |
 John McKeeLieutenant Harrison Ludlam (uncredited) | Lieutenant Harrison Ludlam (uncredited) |
 Richard H. CuttingNot listed | Not listed |
 Selmer JacksonNot listed | Not listed |
| JJim JacobsNot listed | Not listed |
 Frank LatimoreNot listed | Not listed |
 Herbert LyttonNot listed | Not listed |
 Tyler McVeyNot listed | Not listed |
| RRobert Montgomery Jr.Not listed | Not listed |
