A 1956 alien invasion tokusatsu film directed by Shinichi Sekizawa, the screenwriter noted for his immense contributions to Toho's Godzilla series by providing the screenplays/stories for the majority of the original Showa films.
| Actor | Role |
|---|---|
 Tadao TakashimaMasao Hayashi | Masao Hayashi |
| JJunko EbataKaoru Hoshina | Kaoru Hoshina |
 Shigeru AmachiAssistant Osugi | Assistant Osugi |
| KKan SugiDoctor Hoshina | Doctor Hoshina |
| JJunji MasudaDoctor Kuroi | Doctor Kuroi |
 Taiji TonoyamaDoctor Otsuki | Doctor Otsuki |
| MMasao TakamatsuNot listed | Not listed |
| HHiroaki KurahashiNot listed | Not listed |
| HHiroshi TsukijiNot listed | Not listed |
| HHiroshi IzumidaNot listed | Not listed |
| YYukio SayamaNot listed | Not listed |
| TTōru ChibaNot listed | Not listed |
| SShūji KawabeNot listed | Not listed |
| SSeiji HaraNot listed | Not listed |
| SShin MatsukataNot listed | Not listed |
| NNagamasa YamadaNot listed | Not listed |
| SShin TakemuraNot listed | Not listed |
| IIkuko NishikawaNot listed | Not listed |
| KKeiko HasegawaNot listed | Not listed |
| MMidori ChikumaNot listed | Not listed |