The Monkey King: The Legend Begins is the re-imagined version by Hollywood of the film The Monkey King: Havoc in Heavens Palace, the origin and birthplace of The Monkey King Story.
| Actor | Role |
|---|---|
 Donnie YenSun Wukong / Monkey King | Sun Wukong / Monkey King |
 Chow Yun-FatJade Emperor | Jade Emperor |
 Aaron Kwok Fu-shingBuffalo Demon King | Buffalo Demon King |
 Peter Ho Yun-tungErlangshen | Erlangshen |
 Hai YitianMaster Subhuti | Master Subhuti |
 Kelly Chen Hui-linGoddess of Mercy / Guanyin | Goddess of Mercy / Guanyin |
 Calvin ChengNezha | Nezha |
 Cheung Siu-faiHeavenly King | Heavenly King |
 Lo Chung-himSha Wujing | Sha Wujing |
 Xia ZitongRuxue | Ruxue |
 Zhang ZilinGoddess Nu Wa | Goddess Nu Wa |