Set in the 1980s, “Monga” centers on five boys (Mosquito, Monk, Dragon, White Monkey and A-Lan) who join the "Gang of Princes" who are tired of being pushed around. As the "Gang of Princes" rise in stature, they come into conflict with other gangs jealous of their rising power.
| Actor | Role |
|---|---|
 Mark ChaoMosquito | Mosquito |
 Ethan JuanMonk | Monk |
 Ma Ju-LungBoss Geta | Boss Geta |
 Alice KoNing | Ning |
 Rhydian VaughanDragon Lee | Dragon Lee |
 Doze Niu Cheng-TseGrey Wolf | Grey Wolf |
 Cheng Yu-chiehSchool Teacher | School Teacher |
 Bamboo ChenGeta's Deputy | Geta's Deputy |
 Emerson TsaiHou Chun-sheng (Monkey) | Hou Chun-sheng (Monkey) |
 Hank Chen Han-DianDog Boy | Dog Boy |
 Wang Shih-sianWim-Kian | Wim-Kian |