| Person | Type | Job | Role(s) |
|---|---|---|---|
 Park Hyeon-cheol | Crew | Camera | Director of Photography |
 Huh Young-man | Crew | Writing | Original Story |
 Kim Yong-hwa | Crew | Directing | Director, Writer |
 Chae Kyung-hwa | Crew | Costume & Make-Up | Costume Design |
Lee Jae-hak | Crew | Sound | Original Music Composer |
 Taeyeon | Crew | Sound | Theme Song Performance |
Jin Jong-hyun | Crew | Visual Effects | VFX Artist |
Hong Jang-pyo | Crew | Visual Effects | Special Effects Supervisor |
Chung Ju-gun | Crew | Production | Producer |
Choi Jee-sun | Crew | Production | Producer |
Lee Sung-jin | Crew | Sound | Sound Supervisor |
Kim Jin-oh | Crew | Editing | Editor |
Yang Hong-sam | Crew | Art | Production Design |
Lee Hee-eun | Crew | Costume & Make-Up | Special Effects Makeup Artist |
Jang Yoon-jung | Crew | Costume & Make-Up | Makeup & Hair |
Kim Nam-sik | Crew | Visual Effects | VFX Supervisor |
Son Sam-ung | Crew | Camera | Camera Operator |
Kang Jong-ik | Crew | Visual Effects | VFX Supervisor |
Jung Sung-jin | Crew | Visual Effects | Visual Effects Supervisor |
Jay Seung Jaegal | Crew | Visual Effects | VFX Supervisor |
Chuck Chae | Crew | Visual Effects | 3D Artist |
Jang Min-woo | Crew | Art | Art Direction |
 Sin Jae-myeong | Crew | Crew | Fight Choreographer |
Jang Seok-ho | Crew | Art | Props |
Lim Wang-sub | Crew | Crew | Stunts |
Jeon Dae-seong | Crew | Camera | Director of Photography |
Kim Myeong-kyu | Crew | Production | Co-Executive Producer |
 Joe Odagiri | Cast | Actor | Owner of Baseball Team Junichi Ito |
 Sung Dong-il | Cast | Actor | Sung Chung-su |
 Byun Hee-bong | Cast | Actor | Wei-wei's Grandfather |
 Jeong In-gi | Cast | Actor | Gong In-gu |
 Kim Jung-eun | Cast | Actress | Jung-eun |
 Kim Kang-woo | Cast | Actor | Baseball Team Director |
 Ko Chang-seok | Cast | Actor | Detective So |
 Ma Dong-seok | Cast | Actor | Caster |
 Jo Jae-yun | Cast | Actor | Orthopedic Doctor |
 Kim Jung-tae | Cast | Actor | Rival Baseball Team Director |
 Xu Jiao | Cast | Actress | Wei-wei |
 Kim Hee-won | Cast | Actor | Loan Shark |
 Kim Ji-young | Cast | Actress | Young Wei-wei |
 Lee Jun-hyeok | Cast | Actor | Zeroz |
 Kim Eung-soo | Cast | Actor | KBO Commissioner |
 Jung Ji-yoon | Cast | Actress | Show Host |
 Kim Heung-rae | Cast | Actor | Mr. Go |
| Person | Type | Job | Role(s) |
