A Hard Day
| A Hard Day | |
|---|---|
Theatrical release poster  | |
| Hangul | 끝까지 간다  | 
| Revised Romanization | Kkeutkkaji Ganda | 
| McCune–Reischauer | Kkŭtkkaji Kanda | 
| Directed by | Kim Seong-hun | 
| Written by | Kim Seong-hun | 
| Produced by | Cha Ji-hyeon  Jang Won-seok  | 
| Starring | Lee Sun-kyun  Cho Jin-woong  | 
| Cinematography | Kim Tae-seong | 
| Edited by | Kim Chang-ju | 
| Music by | Mok Young-jin | 
Production companies  | AD406  Dasepo Club  | 
| Distributed by | Showbox | 
Release dates  | 
  | 
Running time  | 111 minutes | 
| Country | South Korea | 
| Language | Korean | 
| Box office | US$24.1 million | 
A Hard Day (Korean: 끝까지 간다; RR: Kkeutkkaji Ganda; lit. "Take It to the End") is a 2014 South Korean action thriller film written and directed by Kim Seong-hun, and starring Lee Sun-kyun and Cho Jin-woong. It was selected to compete in the Directors' Fortnight section of the 2014 Cannes Film Festival.