 Chutimon ChuengcharoensukyingLynn | Lynn |
 Chanon SantinatornkulBank | Bank |
 Eisaya HosuwanGrace | Grace |
 Teeradon SupapunpinyoPat | Pat |
 Thaneth WarakulnukrohLynn's Father | Lynn's Father |
 Sarinrat ThomasHeadmistress | Headmistress |
 Ego MikitasTest Centre Supervisor | Test Centre Supervisor |
| PPasin KuansatapornTong | Tong |
 Sahajak BoonthanakitPat's Father | Pat's Father |
| KKanjana VinaipanidPat's Mother | Pat's Mother |
| YYuthapong VaranukrohchokeMr. Sophon | Mr. Sophon |
| NNopawat LikitwongExam Proctor | Exam Proctor |
 Vittawin VeeravidhayanantPat's Friend 1 | Pat's Friend 1 |
 Suwijak MahatthanachotwanichPat's Friend 2 | Pat's Friend 2 |
| NNarwin RathlertkarnPat's Friend 3 | Pat's Friend 3 |
| TThanawat Sutat Na AyutthayaPat's Friend 4 | Pat's Friend 4 |
| TThanachart PhinyocheepPat's Friend 5 | Pat's Friend 5 |
 Pitchatorn SantinatornkulSTIC Client 1 | STIC Client 1 |
| TThanwalai PornjirattikalSTIC Client 2 | STIC Client 2 |
| NNatchanok KamonrattanananSTIC Client 3 | STIC Client 3 |
| TThanyarat NaovaratpongSTIC Client 4 | STIC Client 4 |
 Theerasak UdomsubSTIC Client 5 | STIC Client 5 |
 Sivapee MapaisankitSTIC Client 6 | STIC Client 6 |
| BBundit SaejiwSTIC Client 7 | STIC Client 7 |
| KKobrsak NoomnoiTeen Genius Host | Teen Genius Host |
| UUraiwan PuvichitsutinBank's Mother | Bank's Mother |
| SSomchai RuedikunrangsiBank's Father | Bank's Father |
 Sasidis SasisakulpornAV Officer | AV Officer |
| PPanot SukhjitrHoodlum 1 | Hoodlum 1 |
| BBoonyarich BaijiamHoodlum 2 | Hoodlum 2 |
