Cast & creator
Ryan Zheng Kai
Best known for Hello Saturday, Keep Running, Heart Signal
Ryan Zheng Kai is a Chinese film and television actor.
Also known as: 鄭愷, Kai Zheng, Cheng Hoi, 郑恺, Ryan Zheng
37
film credits
64
television credits
100
1983–2026 · acting roles
6.2
average across scored titles
Signature credits
Known for
Across film & television
Filmography (101)
Showing 101 of 101 credits
Hello Saturday
2022
Keep Running
MC
2014
Heart Signal
嘉宾
2018
Trump Card
2016
CCTV Spring Festival Gala: Crosstalk and Sketch
1983
Sweet Tasks
2019
Zack Snyder's Justice League
Ryan Choi
2021
Viva La Romance
2018
Keep Running Special Seasons
2020
Mahua's Fun Age
2022
The Great Wall
Shen
2016
Mystery in the Box
2024
Go Fridge
2015
Roast
2017
National Treasure
孟昶
2017
It Sounds Incredible
2021
The 40th Anniversary of Chinese Film Since China's Reform and Opening-Up
2018
Home With Aliens
常寿
2009
Have Fun
2021
Crossover Singer
Self
2016
China in the Story
陆光达
2019
Long Time No See
He Yan
2018
We Are In Love
2015
Bureau 749
Qiao Dongbei
2024
卫生队的故事
李医生
2009
The Legend of He Xian Gu
Han Xiangzi
2025
Huang Fei Hong
Huang Feihong
2017
The Good of China
2022
New Horizon
Xiao Mo
2021
New Vanity Fair
Kong Liang
2023
A Story of Lala's Promotion
Zhou Liang
2010
The Eight Hundred
Chen Shusheng
2020
Hey, Kids
2016
Beat the Champions
2016
Love Yourself
Yu Tian
2020
Never Give Up
Li Tianran
2023
Action
2021
Shadow
King Pei Liang
2018
Precious Youth
Xiao Xiao Jun
2016
打卡吧！吃货团
2021
向山海出发
2023
Pegasus 2
Ma Zongliang
2024
都市六人行
Teng Yonghao
2008
梦回唐朝
南昌王 / 李宇凡
2013
Women on the Breadfruit Tree
Tian Hong
2015
名门劫
Yan Zhengming
2008
Best Get Going
Zhang Sheng
2015
Vanishing Point
Tang Yu
2026
Our Love Song
2025
The Mask
Ji Fan
2021
Urban Charm Record
2024
青春同学会
2018
一一向前冲
Ma Lu
2010
Persona
Ma Weicheng
2025
Promise For You
2023
Tricks of Love
Huang Yaoqiang
2014
The Summer Palace
2020
The Rules Before A Divorce
Li Xin
2012
Love at Second Sight
Lu Zhexi
2014
灿烂的前行
2022
国民大生活
Wang Shuwang
2017
单身公主相亲记
Li Xiaoyao
2010
Youth Inn
2017
Escape from the Outland
Miao Feng
2025
Inspire Me
Hu Yichuan
Love Life Light
Xian Min
2023
Blossoms
My Lucky Star
Bo
2013
So Young
Xu Kaiyang
2013
囧人的幸福生活
Liang Chengshi
2012
The Golden Monk
Jintong / Golden Child
2017
On the Road
Liu He
2018
Jian Bing Man
Ryan Zheng Kai
2015
离爱
An Youyou
2012
The Ex-File 3: The Return of the Exes
Yu Fei
2017
Personal Tailor
Ma Qing
2013
The Faces of My Gene
Agent
2018
Fleet of Time
Zhao Ye
2014
我的青春在延安
Zhao Jinfei / Peng Yixin
2011
Zhang Yimou's "Shadow"
Self
2018
乌托邦办公室
Li Xiaoyuan
2011
Running Man
himself
2015
Let's Get Married
Ling Xiao
2015
加油！汪汪
2026
The Ex-Files 4: Marriage Plan
Yu Fei
2023
Ex-Files 2: The Backup Strikes Back
Yu Fei
2015
2023-2024 Zhejiang Satellite TV New Year's Eve Party
2023
I Love You, You're Perfect, Now Change!
Oppa
2019
A Stupid Journey
Situ Yaozu
2014
Stand By Me
Xiang Nan
2011
La Historia Du Un Amor
Feifan Li
2017
The Sexy Guys
Fan Fan
2019兴盛街
Li Muchuan
Always Miss You
Wu Chuan
2019
Ex-Files
Yu Fei
2014
This Is Me
Zhou You
2015
Never Stop
Hao Chaoyue
2021Never Stop
Producer
2021
One Night Stud
Zha Yi
2015
Pink Lady: Lover Run
Mr Zhan
2013
奔跑吧有情人
Chen Xiaobei
2015