The Penthouse (2020) featured a cast of 42 tracked actors. Of these, 42 (100%) are still alive today. The oldest surviving cast member is Jeong Seong-mo, age 69. This TV series starred Lee Ji-ah and Kim So-yeon.
100% still with us· verified cast
Survivorship
Cast Reunion Index: 100% still living
Cast42 members
| Person | Character | Status | DOB | Age | DOD | Age in 2020 |
|---|---|---|---|---|---|---|
 Lee Ji-ah Shim Soo-ryun | Shim Soo-ryun | Living | 02/02/1978 | 48 | — | 42 |
 Kim So-yeon Cheon Seo-jin | Cheon Seo-jin | Living | 02/11/1980 | 45 | — | 40 |
 Eugene Oh Yoon-hee | Oh Yoon-hee | Living | 03/03/1981 | 45 | — | 39 |
 Park Ho-san Yoo Dong-pil | Yoo Dong-pil | Living | 18/10/1972 | 53 | — | 48 |
 Uhm Ki-joon Joo Dan-tae | Joo Dan-tae | Living | 23/03/1976 | 50 | — | 44 |
 Shin Eun-kyung Kang Ma-ri | Kang Ma-ri | Living | 15/02/1973 | 53 | — | 47 |
 On Ju-wan Baek Joon-ki | Baek Joon-ki | Living | 11/12/1983 | 42 | — | 37 |
 Bong Tae-gyu Lee Gyu-jin | Lee Gyu-jin | Living | 19/05/1981 | 45 | — | 39 |
 Yoon Jong-hoon Ha Yoon-chul | Ha Yoon-chul | Living | 15/02/1984 | 42 | — | 36 |
 Park Eun-seok Logan Lee | Logan Lee | Living | 10/02/1988 | 38 | — | 32 |
 Yoon Joo-hee Go Sang-ah | Go Sang-ah | Living | 21/02/1985 | 41 | — | 35 |
 Ha Do-kwon Ma Doo-gi | Ma Doo-gi | Living | 03/03/1977 | 49 | — | 43 |
 Ahn Yeon-hong Jin Boon-hong | Jin Boon-hong | Living | 19/07/1976 | 50 | — | 44 |
 Kim Hyeon-soo Bae Ro-na | Bae Ro-na | Living | 23/06/2000 | 26 | — | 20 |
 Jin Ji-hee Yoo Je-ni | Yoo Je-ni | Living | 25/03/1999 | 27 | — | 21 |
 Kim Young-dae Joo Seok-hoon | Joo Seok-hoon | Living | 02/03/1996 | 30 | — | 24 |
 Jo Soo-min Anna Lee / Min Seol-ah | Anna Lee / Min Seol-ah | Living | 05/03/1999 | 27 | — | 21 |
 Han Ji-hyeon Joo Seok-kyung | Joo Seok-kyung | Living | 21/03/1996 | 30 | — | 24 |
 Choi Ye-bin Ha Eun-byeol | Ha Eun-byeol | Living | 02/09/1998 | 28 | — | 22 |
 Lee Tae-vin Lee Min-hyeok | Lee Min-hyeok | Living | 22/01/1996 | 30 | — | 24 |
 Kim Dong-Kyu Secretary Jo | Secretary Jo | Living | 21/08/1994 | 32 | — | 26 |
 Jeong Seong-mo Cheon Myeong-soo | Cheon Myeong-soo | Living | 20/10/1956 | 69 | — | 64 |
 Choi Yu-ha Attorney | Attorney | Living | 04/07/1981 | 45 | — | 39 |
 Kim Do-hyeon Secretary Do | Secretary Do | Living | 26/06/1992 | 34 | — | 28 |
 Choi Seo-yeon Kwon Hye-mi | Kwon Hye-mi | Living | 11/04/1988 | 38 | — | 32 |
 Cheon Hee-joo Noh Ji-a | Noh Ji-a | Living | 08/08/1997 | 29 | — | 23 |
 Na So-ye Joo Hye In | Joo Hye In | Living | 27/05/2001 | 25 | — | 19 |
 Ha Mheen Kang Ok-gyo | Kang Ok-gyo | Living | 20/09/1969 | 57 | — | 51 |
 An Eun-ho Ahn Eun Ho [Cheong Ah student] | Ahn Eun Ho [Cheong Ah student] | Living | 14/12/1999 | 26 | — | 21 |
 Kim Ri-won Maid Ann Ji-min | Maid Ann Ji-min | Living | 03/11/1989 | 36 | — | 31 |
 Shin Han-kyeol Female Staff | Female Staff | Living | 27/03/1995 | 31 | — | 25 |
 Lee Sang-woo Reporter Son Hyung-jin | Reporter Son Hyung-jin | Living | 13/02/1980 | 46 | — | 40 |
 Yu Jun-sang Jung Doo-man | Jung Doo-man | Living | 28/11/1969 | 56 | — | 51 |
 Ahn Tae-hwan Seo Young's husband | Seo Young's husband | Living | 07/06/1993 | 33 | — | 27 |
 Bret Allan Lindquist JohnBIO Conference Attendee | JohnBIO Conference Attendee | Living | 13/07/1983 | 43 | — | 37 |
 Ki Tae-hwa Soo-ryun's ex husband | Soo-ryun's ex husband | Living | 03/11/1993 | 32 | — | 27 |
 Yoon Seung-hoon Detective | Detective | Living | 02/05/1983 | 43 | — | 37 |
 Jeong Yoon-hee Reporter | Reporter | Living | 25/03/1988 | 38 | — | 32 |
 Lee Yeon-su Chorister | Chorister | Living | 07/03/1970 | 56 | — | 50 |
 Lee Na-ra Baek Joon-ki's Mother | Baek Joon-ki's Mother | Living | 22/08/1980 | 46 | — | 40 |
 Hyeon Eun-yeong Neighborhood resident #1 | Neighborhood resident #1 | Living | 14/07/1981 | 45 | — | 39 |
 Lee Jung-hyoung [Investment advisor] | [Investment advisor] | Living | 08/02/1990 | 36 | — | 30 |