The Secret Night Tutor (2026) featured a cast of 5 tracked actors. Of these, 4 (100%) are still alive today. The oldest surviving cast member is Sa Kang, age 48. This TV series starred Cha Jun-ho and Heo Hyun-seo.
100% still with us· verified cast80% of full cast · incl. 1 unverified
Survivorship
Cast Reunion Index: 100% still living
Cast5 members
| Person | Character | Status | DOB | Age | DOD | Age in 2026 |
|---|---|---|---|---|---|---|
 Cha Jun-ho Crown Prince Lee Heon | Crown Prince Lee Heon | Living | 09/07/2002 | 24 | — | 24 |
 Heo Hyun-seo Hong Dan | Hong Dan | Unverified | — | — | — | — |
 Jo Ha-un Choi Se-rim | Choi Se-rim | Living | 25/12/2001 | 24 | — | 25 |
 Lee Ui-seop Yoon Gyeom | Yoon Gyeom | Living | 24/05/1999 | 27 | — | 27 |
 Sa Kang The Queen | The Queen | Living | 04/01/1978 | 48 | — | 48 |