A 15-year-old circus ringmaster Wei-wei is left all alone with gorilla Ling-ling after grandfather passes away. Thanks to her grandfather's love for baseball, Ling-ling was trained to play baseball and has developed remarkable hitting skills.
Unfortunately the movie Mr. Go is not yet available on HBO Max.
| Visual Effects | Hong Jang-pyo | Special Effects Supervisor |
| Visual Effects | Kang Jong-ik | VFX Supervisor |
| Directing | Kim Yong-hwa | Director |
| Visual Effects | Shon Byeong-su | VFX Artist |
| Visual Effects | Kim Nam-sik | VFX Supervisor |
| Costume & Make-Up | Lee Hee-eun | Special Effects Makeup Artist |
| Writing | Kim Yong-hwa | Writer |
| Crew | Lim Wang-sub | Stunts |
| Visual Effects | Jay Seung Jaegal | VFX Supervisor |
| Art | Jang Seok-ho | Props |
| Camera | Jeon Dae-seong | Director of Photography |
| Production | Kim Myeong-kyu | Co-Executive Producer |
| Visual Effects | Chuck Chae | 3D Artist |
| Visual Effects | Jin Jong-hyun | VFX Artist |
| Costume & Make-Up | Chae Kyung-hwa | Costume Design |
| Sound | Lee Sung-jin | Sound Supervisor |
| Production | Choi Jee-sun | Producer |
| Writing | Huh Young-man | Original Story |
| Editing | Kim Jin-oh | Editor |
| Production | Chung Ju-gun | Producer |
| Sound | Lee Jae-hak | Original Music Composer |
| Costume & Make-Up | Jang Yoon-jung | Makeup & Hair |
| Sound | Taeyeon | Theme Song Performance |
| Art | Yang Hong-sam | Production Design |
| Camera | Son Sam-ung | Camera Operator |
| Art | Jang Min-woo | Art Direction |
| Crew | Sin Jae-myeong | Fight Choreographer |
| Camera | Park Hyeon-cheol | Director of Photography |
| Visual Effects | Jung Sung-jin | Visual Effects Supervisor |
| Visual Effects | Kim Wook | VFX Supervisor |
