Thorn Flower

Shin-yeong Jang

Jeon Se-Mi / Jennifer Dyer Mason (120 episodes)

KyeongJun Kang

Kang Hyuk-Min (120 episodes)

Seo Do-young

Park Nam-Joon (120 episodes)

Kang Ye-seo

Yoo Ye Ji (120 episodes)

JiYun Jeong

Cheon Soo-Ji (120 episodes)

Kim Sa-hee

Kang Ji-Min (120 episodes)

Lee Won-seok

Baek Seo-Won (120 episodes)

Choi Woo-Suk

Yoo Je-Joon (120 episodes)

Byeong-chun Kim

Kang Joo-Chul (120 episodes)

Cha Hwa-yeon

Mrs. Min (120 episodes)

Ahn Suk-hwan

Baek Doo-Jin (120 episodes)

Kim Kwon

Kang Sung-Min (120 episodes)

Kim Kyung-sook

Madam Hyun (120 episodes)

Kang Shin-il

Mr. Jeon (120 episodes)

Kim Cheong

Mrs. Hong (120 episodes)

Kim Ji-young

Nam Joon's grandmother (120 episodes)

Park Jin-Joo

Park Nam-Hee (120 episodes)

Do Hyung Kim

Director (120 episodes)

Kim Ga-ram

Director (120 episodes)

Lee Hong Gu

Writer (120 episodes)