Happy Star

Ma Jiaqi

as 带小帅

Zhao Keming

as 老顽童爷爷

Zhang Yixi

as 盈盈

Zhang Ziyang

as 满天星、带小星

Zhang Huimin

as Q博士

Niu Dongwen

as 带小帅成年

Zhang Zhaoyi

as 梁璐

Zhao Yuan

as 白雪

Wang Xingyu

as Kai Xin

Han Yutong

as 熊伟

Wu Jiajie

as 高大

Wang Zichen

as 带雷生