Yuga movie revolves around Narrain (Nasser) who a scientist and his assistant Banu (Swarnamalya) are conducting a research on comets. By chance they discover the imminent doom that will befall the people of the world due to a comet. To prevent the people from panicking they decide to hide this matter from the public. They organize a World scientists
| Actor | Role |
|---|---|
 Richard RishiSri | Sri |
 SwarnamalyaBanu | Banu |
 NassarNarrain | Narrain |
 Kadhal SukumarNot listed | Not listed |
 ManikandanRishi | Rishi |
 Charu HaasanBanu's Father | Banu's Father |
 YamunaNot listed | Not listed |
 Jai SampathNot listed | Not listed |
 SanthoshiNot listed | Not listed |