Hello Mr. Gu (2021) featured a cast of 10 tracked actors. Of these, 10 (100%) are still alive today. The oldest surviving cast member is Wang Xin, age 54. This TV series starred Chen Jingke and Yan Zhichao.
100% still with us· verified cast
Survivorship
Cast Reunion Index: 100% still living
Cast10 members
| Person | Character | Status | DOB | Age | DOD | Age in 2021 |
|---|---|---|---|---|---|---|
 Chen Jingke Gu Nanzhou | Gu Nanzhou | Living | 11/03/1998 | 28 | — | 23 |
 Yan Zhichao Zhou Jianqing | Zhou Jianqing | Living | 31/05/2001 | 25 | — | 20 |
 Guo Yunqi Zhou Zixuan | Zhou Zixuan | Living | 15/02/1995 | 31 | — | 26 |
 Zhu Danni Su Youxia | Su Youxia | Living | 29/12/1997 | 28 | — | 24 |
 Xin Ruiqi Jiang Jingxuan | Jiang Jingxuan | Living | 19/02/1997 | 29 | — | 24 |
 Ding Jiawen Zhang Yin | Zhang Yin | Living | 07/12/1995 | 30 | — | 26 |
 Liu Xiao Liang Gu Nanzhou's Mother | Gu Nanzhou's Mother | Living | 20/09/1982 | 44 | — | 39 |
 Cheng Zi Sun Jiawen | Sun Jiawen | Living | 23/07/1992 | 34 | — | 29 |
 Wang Xin Lu Ziming | Lu Ziming | Living | 07/11/1971 | 54 | — | 50 |
 Zhong Weilun Jiang Xiaochuan | Jiang Xiaochuan | Living | 31/10/1995 | 30 | — | 26 |