She Knows Everything (2020) featured a cast of 10 tracked actors. Of these, 10 (100%) are still alive today. The oldest surviving cast member is Moon Chang-gil, age 73. This TV series starred Kang Sung-yeon and Jo Han-sun.
100% still with us· verified cast
Survivorship
Cast Reunion Index: 100% still living
Cast10 members
| Person | Character | Status | DOB | Age | DOD | Age in 2020 |
|---|---|---|---|---|---|---|
 Kang Sung-yeon Miss Lee | Miss Lee | Living | 21/07/1976 | 50 | — | 44 |
 Jo Han-sun In Ho-Cheol | In Ho-Cheol | Living | 17/07/1981 | 45 | — | 39 |
 Kim Do-wan Seo Tae-hwa | Seo Tae-hwa | Living | 08/03/1995 | 31 | — | 25 |
 Park Shin-ah Yang Soo-jin | Yang Soo-jin | Living | 25/06/1992 | 34 | — | 28 |
 Yang Ki-won Goo Dae-sung | Goo Dae-sung | Living | 08/10/1980 | 46 | — | 40 |
 Kim So-min Yoon-je | Yoon-je | Living | 21/11/2014 | 11 | — | 6 |
 Bae Yoon-kyung Yoo Hyun-ji | Yoo Hyun-ji | Living | 22/01/1993 | 33 | — | 27 |
 Kim Kyu-seon Han Yura | Han Yura | Living | 26/07/1988 | 38 | — | 32 |
 Jeon Soo-kyeong Women's Society President | Women's Society President | Living | 12/07/1966 | 60 | — | 54 |
 Moon Chang-gil Bong Man-rae | Bong Man-rae | Living | 28/03/1953 | 73 | — | 67 |