Trailer
Images
 | Kang Ha-neul as Jin-seok |
 | Kim Moo-yul as Yoo-seok / Choi Seong-uk |
 | Moon Sung-keun as Jin-seok's Father / Mr. Park |
 | Na Young-hee as Jin-seok's Father / Madam Min |
 | Nam Myung-ryeol as Professor Choi |
 | Lee Na-ra as Professor Choi's Wife |
 | Jeong Taek-hyeon as High School Yoo-seok |
 | Jung Chan-bi as Girl |
 | Choi Go as Young Yoo-seok |
 | Bae Seong-il as Questionable Man 1 |
 | Lee Soon-won as Questionable Man 2 |
 | Byeon Dong-joon as Questionable Man 3 |
 | Kang Sin-gu as Jin-seok's Real Father / Precinct Policeman 4 |
 | An Min-young as Jin-seok's Real Mother |
| Park Jae-yeong as Jin-seok's Real Brother |
 | Park Chae-ik as Mover |
 | Kwon Jae-hwan as Precinct Policeman 1 |
| Moon Seong-pil as Precinct Policeman 2 |
| Eom In-woo as Precinct Policeman 3 |
| Kim Tae-eung as Precinct Policeman 5 |
| Shin Gi-rok as Precinct Conscripted Policeman |
 | Oh Hyeon-soo as President Song |
 | Park Kyung-chan as Employment Agency Director |
 | Lee Dong-geun as First Aid |
| Han Tae-eun as Emergency Room Nurse 1 |
| Ahn Yoo-jin as Emergency Room Nurse 2 |
 | Cho Han-na as Hallway Nurse |
 | Han Da-eun as Hospital Room Nurse |
 | Lee Sung-woo as Arresting Detective 1 |
| Lee Dong-jin as Arresting Detective 2 |
 | Yeon Je-hyung as Police Precinct Student 1 |
 | Kim Hyeon-mok as Police Precinct Student 2 |
 | Yoo In-soo as Police Precinct Student 3 |
| Kim Hyeon-chang as Drunkard |
 | Kang Hak-soo as Loan Shark 1 |
| Lee Chang-hoon as Loan Shark 2 |
 | Jo Hong-woo as Loan Shark 3 |
 | Lim Jung-min as Questioning Detective |
| Yoo Jae-sang as Hardware Store Owner |
| Park Yoon-sik as Real Estate Agent |
 | Oh Min-jeong as Real Estate Agent |
 | Jeong Mi-kyeong as Neighborhood Auntie |
| Jang I-soo as Man in His 60s |
| Jeon Sang-jin as Criminal Investigator 1 |
 | Kim Joo-hwang as Criminal Investigator 2 |
 | Ma Jeong-pil as Psychiatrist |
| Lee Hee-seong as Briefing Detective |
 | Lee Seung-yong as Driver in Accident |
| Sound | |
| Yoon Jong-min | Production Sound Mixer |
Camera | |
| Park Ri-woong | Data Wrangler |
Crew | |
| Yoon Dae-won | Martial Arts Choreographer |
Visual Effects | |
| Kim Nam-sik | VFX Supervisor |
| Ha Seung-nam | Special Effects Supervisor |
Writing | |
| Lim Sun-ae | Storyboard |
Directing | |
| Chang Hang-jun | Director |
Camera | |
| Kim Il-yeon | Director of Photography |
Production | |
| Park Jun-sik | Producer |
Editing | |
| Heo Sun-mi | Editor |
Production | |
| Billy Acumen | Executive Producer |
Camera | |
| So Jeong-o | Camera Operator |
Costume & Make-Up | |
| Kim Jung-won | Costume Design |
| Song Jong-hee | Makeup & Hair |
Editing | |
| Cho Han-wool | Editor |
Writing | |
| Chang Hang-jun | Screenplay |
Art | |
| Kim Hyung-jik | Set Decoration |
Lighting | |
| Kim Min-jae | Lighting Director |
Editing | |
| Ryu Yeon | Digital Intermediate Producer |
Costume & Make-Up | |
| Sin Eun-yeong | Makeup Artist |
Art | |
| Choi Im | Production Design |
Sound | |
| Gong Tae-won | Sound Supervisor |
| Kim Tae-hoon | Original Music Composer |
Directing | |
| Seo Dong-jin | Assistant Director |
