404 Still Remain (2025) featured a cast of 9 tracked actors. Of these, 8 (100%) are still alive today. The oldest surviving cast member is On Ju-wan, age 42. This film starred Sim Hyun-seo and Hyun Woo-seok.
100% still with us· verified cast89% of full cast · incl. 1 unverified
Survivorship
Cast Reunion Index: 100% still living
Cast9 members
| Person | Character | Status | DOB | Age | DOD | Age in 2025 |
|---|---|---|---|---|---|---|
 Sim Hyun-seo Gyeong-hwan | Gyeong-hwan | Living | 23/02/2007 | 19 | — | 18 |
 Hyun Woo-seok Jae-min | Jae-min | Living | 24/05/2001 | 25 | — | 24 |
 Gong Min-jeung Gyeong-sook | Gyeong-sook | Living | 30/09/1986 | 39 | — | 39 |
 Lee Dong-hwi Young-cheol | Young-cheol | Living | 22/07/1985 | 41 | — | 40 |
 Baek Lee-on Park Sol | Park Sol | Living | 28/03/2003 | 23 | — | 22 |
 Jo Seon-hong Do-gyeom | Do-gyeom | Unverified | — | — | — | — |
 Kim Shin-bi Sang-beom | Sang-beom | Living | 11/02/1993 | 33 | — | 32 |
 Kim Dong-hwi Min-ha | Min-ha | Living | 26/12/1995 | 30 | — | 30 |
 On Ju-wan Gyeong-hwan (adult) | Gyeong-hwan (adult) | Living | 11/12/1983 | 42 | — | 42 |