Kim Tae-ho launched his acting career after he won the grand prize in the KBS reality talent show Survival Star Audition in 2006.

[3][4] He began using the stage name Choi Jin-hyuk in 2010, prior to the airing of family drama It's Okay, Daddy's Girl, in which he was cast in his first leading role.

Afterwards, Choi landed supporting roles in two high-profile projects: writer Kim Eun-sook's trendy drama The Heirs, and the action film The Divine Move.

[18][3][19] Choi then returned to network television with a supporting role in You Are My Destiny, a remake of the 2008 Taiwanese drama.

He also made a special appearance in TVN smash-hit drama Mr. Queen as an arrogant and flirty chef whose soul was trapped in Shin Hye-sun's body back in the Joseon era.