 Edmond O'BrienCapt. Matt Reardon | Capt. Matt Reardon |
 Barry SullivanCmdr. Bert Thompson | Cmdr. Bert Thompson |
 Jocelyn BrandoLt. Ellen Wilkins | Lt. Ellen Wilkins |
 Leo GordonSgt. Hank Janowicz | Sgt. Hank Janowicz |
 Lee StrasbergPatterson | Patterson |
 Richard LooChang Sung | Chang Sung |
 Dayton LummisDr. Masterson | Dr. Masterson |
 Leon AskinWu King | Wu King |
 Dabbs GreerGaluppo | Galuppo |
 Alvy MooreCarlson | Carlson |
| WWong ArtarneEns. Wong | Ens. Wong |
 Philip AhnAdm. Amara | Adm. Amara |
 James AndersonCpl. Walters (uncredited) | Cpl. Walters (uncredited) |
| GGeorge ChanOld Chinese Patriarch (uncredited) | Old Chinese Patriarch (uncredited) |
 David ChowMerchant (uncredited) | Merchant (uncredited) |
| KKei Thin ChungChinese Runner (uncredited) | Chinese Runner (uncredited) |
| DDick CrockettChief Waggner (uncredited) | Chief Waggner (uncredited) |
 Todd KarnsLt. March (uncredited) | Lt. March (uncredited) |
| EEddie LeeGuerrilla (uncredited) | Guerrilla (uncredited) |
| FFreddie LetuliBit Role (uncredited) | Bit Role (uncredited) |
| EEdo MitaJapanese Officer (uncredited) | Japanese Officer (uncredited) |
| RRollin MoriyamaJapanese Marine Officer (uncredited) | Japanese Marine Officer (uncredited) |
| LLane NakanoJapanese Sniper (uncredited) | Japanese Sniper (uncredited) |
| WWalter NgGuerrilla Horseman (uncredited) | Guerrilla Horseman (uncredited) |
