Good Boy (2025) featured a cast of 44 tracked actors. Of these, 39 (100%) are still alive today. The oldest surviving cast member is Na Ho-sook, age 74. This TV series starred Park Bo-gum and Kim So-hyun.
100% still with us· verified cast89% of full cast · incl. 5 unverified
Survivorship
Cast Reunion Index: 100% still living
Cast44 members
| Person | Character | Status | DOB | Age | DOD | Age in 2025 |
|---|---|---|---|---|---|---|
 Park Bo-gum Yun Dong-ju | Yun Dong-ju | Living | 16/06/1993 | 33 | — | 32 |
 Kim So-hyun Ji Han-na | Ji Han-na | Living | 04/06/1999 | 27 | — | 26 |
 Oh Jung-se Min Joo-young | Min Joo-young | Living | 26/02/1977 | 49 | — | 48 |
 Lee Sang-yi Kim Jong-hyeon | Kim Jong-hyeon | Living | 27/11/1991 | 34 | — | 34 |
 Heo Sung-tae Ko Man-sik | Ko Man-sik | Living | 20/10/1977 | 49 | — | 48 |
 Tae Won-seok Shin Jae-hong | Shin Jae-hong | Living | 10/06/1989 | 37 | — | 36 |
 Seo Hyun-chul Hwang Kyeong-cheol | Hwang Kyeong-cheol | Living | 19/04/1965 | 61 | — | 60 |
 Jeong Man-sik Oh Jong-gu | Oh Jong-gu | Living | 11/12/1974 | 51 | — | 51 |
Park Chul-min Kim Geum-nam | Kim Geum-nam | Unverified | — | — | — | — |
 Jung Seo-yeon Jung Mi-ja | Jung Mi-ja | Unverified | — | — | — | — |
Eung-soo Kim Cho Pan-yeol | Cho Pan-yeol | Unverified | — | — | — | — |
 Lee Ji-hyeon Jung Gyeong-mi | Jung Gyeong-mi | Living | 30/09/1978 | 48 | — | 47 |
 Go Joon Leo | Leo | Living | 08/12/1978 | 47 | — | 47 |
 Kim Ji Yoo Young Ji Han-na | Young Ji Han-na | Living | 26/09/2012 | 14 | — | 13 |
 Kim Eung-soo Jo Pan-yeol | Jo Pan-yeol | Living | 12/02/1961 | 65 | — | 64 |
 Han Kyu-won An Dae-yong | An Dae-yong | Living | 21/07/1986 | 40 | — | 39 |
 Lee Ji-hye Jung Kyung-mi | Jung Kyung-mi | Living | 01/11/1981 | 45 | — | 44 |
 Lee Dal Silver Bunny | Silver Bunny | Living | 20/12/1987 | 38 | — | 38 |
 Yoo In-soo Bagboy | Bagboy | Living | 25/03/1998 | 28 | — | 27 |
 Na Ho-sook Lee Jin-su's Mom | Lee Jin-su's Mom | Living | 15/07/1952 | 74 | — | 73 |
손기철 Reporter | Reporter | Unverified | — | — | — | — |
 Lee Keon-gu Gangster | Gangster | Living | 21/10/1989 | 37 | — | 36 |
 Choi Woo-jin Doctor | Doctor | Living | 04/06/1995 | 31 | — | 30 |
 Lee Jung-ha Lee Gyeong-il | Lee Gyeong-il | Living | 23/02/1998 | 28 | — | 27 |
 Lee Su-mi Insung Supermarket Owner | Insung Supermarket Owner | Living | 20/04/1973 | 53 | — | 52 |
 Seo Jeong-yeon Jeong Mi-ja | Jeong Mi-ja | Living | 23/09/1975 | 51 | — | 50 |
 Kim Eun-kyung Neighbor | Neighbor | Unverified | — | — | — | — |
 Yoon Sang-won Yang Chun-bae | Yang Chun-bae | Living | 17/05/1991 | 35 | — | 34 |
 Ahn Se-ho Baek Suk-choon | Baek Suk-choon | Living | 17/02/1981 | 45 | — | 44 |
 Park Jeong-woo Gangster | Gangster | Living | 10/12/1995 | 30 | — | 30 |
 Kim Seo-kyung Kim Seok-hyeon | Kim Seok-hyeon | Living | 26/03/1985 | 41 | — | 40 |
 Lee Ki-seop Mr. Jang | Mr. Jang | Living | 22/10/1981 | 45 | — | 44 |
 Kim Chan-hyung Correctional Officer Han | Correctional Officer Han | Living | 05/03/1980 | 46 | — | 45 |
 Song Young-chang Oh Bong-chan | Oh Bong-chan | Living | 02/04/1958 | 68 | — | 67 |
Kim Jong-hyun Real Estate Agent | Real Estate Agent | Living | 20/11/1990 | 35 | — | 35 |
 Seo Jae-hee Jin Gyeong-suk | Jin Gyeong-suk | Living | 15/05/1976 | 50 | — | 49 |
 Kang Gil-woo Lee Sang-gon | Lee Sang-gon | Living | 10/11/1986 | 40 | — | 39 |
 Park Cheol-min Kim Geum-nam | Kim Geum-nam | Living | 18/01/1967 | 59 | — | 58 |
 Kim Young-sung Ji Ho-cheol | Ji Ho-cheol | Living | 27/08/1985 | 41 | — | 40 |
 Kim Ji-Yu Young Ji Han-na | Young Ji Han-na | Living | 26/09/2012 | 14 | — | 13 |
 Jung Jae-won Lee Gwang-se | Lee Gwang-se | Living | 08/01/1987 | 39 | — | 38 |
 Lee Han-sol Lee Jin-su | Lee Jin-su | Living | 22/03/1988 | 38 | — | 37 |
 Lee Ho-jung Kim Yeon-ha / Drug Monster | Kim Yeon-ha / Drug Monster | Living | 20/01/1997 | 29 | — | 28 |
 Choi Woo-jung Nurse | Nurse | Living | 05/06/1991 | 35 | — | 34 |