Cast of Extraordinary Attorney Woo

Park Eun-bin portrays Woo Young-woo, a highly intelligent new lawyer at a major law firm with a remarkable memory and autism.

Kang Tae-oh plays Lee Jun-ho, a kind-hearted and supportive colleague who becomes close to Woo Young-woo.

Kang Ki-young assumes the role of Jung Myeong-seok, a senior attorney who becomes a mentor to Woo Young-woo.

Jeon Bae-soo takes on the character of Woo Gwang-ho, Woo Young-woo's understanding and protective father.

Baek Ji-won is cast as Han Seon-young, the CEO of the law firm where Woo Young-woo starts her legal career.

Jin Kyung depicts Tae Su-mi, a sharp and ambitious lawyer who works at the same law firm as Woo Young-woo.

Ha Yoon-kyung portrays Choi Su-yeon, a fellow rookie attorney who navigates her new career along with Woo Young-woo.

Joo Jong-hyuk appears as Kwon Min-woo, a competitive lawyer and colleague of Woo Young-woo.

Joo Hyun-young plays Dong Geu-ra-mi, Woo Young-woo's loyal and spirited friend.

Im Sung-jae steps into the shoes of Kim Min-sik, a member of the administrative staff at the law firm.

Lee Do-gyeong portrays Park Gyu-sik, the husband of Yeong Ran, connected to the law firm.

Kang Ae-sim assumes the role of Choi Yeong-ran, a character tied to the firm's internal affairs.