[1] He is known for his roles in the television series The Bride of Habaek (2017), Revolutionary Love (2017), Be Melodramatic (2019), and Lovers of the Red Sky (2021) and box office hit movie Extreme Job (2019).

In 2013, Gong made his acting debut in the web series After School: Lucky or Not together with the members of 5urprise – actor group formed by talent agency Fantagio.

In 2019, he starred in the action comedy film Extreme Job as Jae-hoon – youngest member of a team of detectives.

[3] The film became a major box office success in South Korea, surpassing 10 million ticket sales in just 15 days.

[10] In 2022, Gong appeared as commander Yi Eokgi in the Kim Han-min's war action film Hansan: Rising Dragon.