Our Happy Days (2026) featured a cast of 6 tracked actors. Of these, 6 (100%) are still alive today. The oldest surviving cast member is Yoon Da-hoon, age 61. This TV series starred Yoon Jong-hoon and Uhm Hyun-kyung.
100% still with us· verified cast
Survivorship
Cast Reunion Index: 100% still living
Cast6 members
| Person | Character | Status | DOB | Age | DOD | Age in 2026 |
|---|---|---|---|---|---|---|
 Yoon Jong-hoon Ko Gyeol | Ko Gyeol | Living | 15/02/1984 | 42 | — | 42 |
 Uhm Hyun-kyung Cho Eun-ae | Cho Eun-ae | Living | 04/11/1986 | 39 | — | 40 |
 Shin Jung-yoon Ko Min-ho | Ko Min-ho | Living | 13/02/1985 | 41 | — | 41 |
 Yoon Da-young Seo Seung-ri | Seo Seung-ri | Living | 14/01/1992 | 34 | — | 34 |
 Yoon Da-hoon Ko Dae-chi | Ko Dae-chi | Living | 30/12/1964 | 61 | — | 62 |
 Yoo Jin-seok Seo Sung-woo | Seo Sung-woo | Living | 27/07/1991 | 35 | — | 35 |