Cast & crew
A Bittersweet Life (2005)
Directed by Kim Jee-woon Written by Kim Jee-woon
Cast
| Oh Yoo-jin | Korean Restaurant Employee |
| Park Seon-woong | Gyeong-pyo |
| Park Seong-gyoon | Shoulder Bag |
| Kim Jee-woon | Lee Byung-hun's Hand Stand-In (uncredited) |
| Choi Chang-kyun | Mr. Kang's Assistant |
| Baek Dong-hyun | Moon-seok's Subordinate |
| Yoon Jin-yool | Leg Car |
| Jang Han-seung | Leg Car |
| Seo Joon-ha | Leg Car |
| Jeong Mi-hye | Middle-Aged Woman |
| Kwon Chae-yeong | Room Lady |
| Jeon Hye-min | Room Lady |
| Kim Eun-ji | Room Lady |
| Jo Seung-ryong | Waiting Room Player |
| Eric Mun | Tae-goo |
| Shin Min-a | Hee-soo |
| Lee Ki-young | Oh Moo-seong |
| Lee Byung-hun | Sun-woo |
| Kim Roi-ha | Moon-seok |
| Hwang Jung-min | Mr. Baek |
| Oh Dal-su | Myeong-goo |
| Kim Yeong-cheol | Mr. Kang |
| Kim Hae-gon | Tae-woong |
| Kim Han | Se-yoon |
| Jin Goo | Min-gi |
| Lee Hang-soo | Chairman Won |
| Oh Kwang-rok | Gangster |
| Lee Seung-ho | Mr. Park |
| Kim Seung-oh | Moo-seong's Subordinate |
| Lee Han-sol | Moo-seong's Subordinate |
| Jeon Kuk-hwan | Chairman Baek |
| Vadym Domashchenko | Mikhail |
| Sonny | Filipino Gang |
| Nico | Filipino Gang |
| Kim Soo-nam | Shoulder Bag |
| Kang Young-gu | Shoulder Bag |
| Heo Myeong-haeng | Shoulder Bag |
| Jeong Goo-jin | Shoulder Bag |
| Wang Deok-sang | Shoulder Bag |
| Lee Ahn-gyoo | Recording Studio Senior |
| Jang Jae-yong | Recording Studio Engineer |
| Park Jin-woo | Cheol-moon |
| Woo Sang-jeon | Mr. Seong |
| Jeon Na-hyeon | So-yeong |
| Jeong Gye-soon | Grandmother |
| Jung Yu-mi | Mi-ae |
| Choi Si-yeon | Mr. Kang's Wife |
| Lee Jae-ook | Taxi Driver |
| Ahn Jang-hyeok | Passage Subordinate |
| Hwang Dong-seok | Passage Subordinate |
| Kim Pan-seon | Meeting Room Subordinate |
| Jeong Won-kyeong | Pit Shoulder |
| Jo Seon-haeng | Mr. Kang's Driver |
| Kim In-oh | Night Club Employee |
| Seo Jeong-hee | Lounge Manager |
| Kim Hyo-hyeon | Bartender |
| Choi Hyo-hyeon | Bartender |
| Song Sang-ook | Lounge Male Employee |
| Kwak Min-ho | Lounge Male Employee |
| Kim Hee-jin | Lounge Female Employee |
| Kim Byeong-gook | Lounge New Manager |
| Hong Eun-mi | Lounge Guest |
| Kim Jae-ok | Lounge Guest |
| Ryoo Chang-hoon | Recording Studio Engineer Assistant |
| Park Jong-min | Recording Studio Male Employee |
| Lee Kyeong-won | Recording Studio Female Employee |
| Kim Ji-hoon | Pianist |
| Yoo Joo-hyeon | Violinist |
| Lee Ji-hee | Violinist |
| Song Jae-ha | Viola |
| Kang Min-hee | Double Bassist |
| Kwon Ye-ji | Hongdae Club Guest |
| Park So-jeong | Hongdae Club Guest |
| Jo Jung-hee | Night Club DJ |
| Kim Tae-hee | Waiting Room Player |
| Yoo Sang-seob | Moon-seok's Subordinate |
| Kim Dae-yong | Moon-seok's Subordinate |
| Jeong Yun-Heon | Moon-seok's Subordinate |
Crew
| Kim Ji-yong | Director of Photography |
| Jang Young-gyu | Original Music Composer |
| Dalpalan | Original Music Composer |
| Ryu Seong-hie | Production Design |
| Oh Jung-wan | Producer |
| Lee Hee-eun | Special Effects Makeup Artist |
| Shin Sang-yeul | Lighting Director |
| Choi Pyung-ho | Producer |
| Ji Jung-hyeon | Stunts |
| Kim Kyung-tae | Production Sound Mixer |
| Choi Jae-geun | Editor |
| Kim Jee-woon | Director |
| Kim Jee-woon | Screenplay |
| Jung Doo-hong | Fight Choreographer |
| Sin Sang-ryeol | Lighting Design |
| Lee Eugene | Producer |
| Kim Jung-hwa | Line Producer |
| Kwak Jung-ae | Costume Design |
| Kim Do-hee | Makeup & Hair |
| Lee Yong-ki | Colorist |
| Han Jae-min | Colorist |
| Lee So-yeong | Assistant Director |
| Heo Myeong-haeng | Fight Choreographer |
| Kim Wook | VFX Supervisor |