Season 1

Kim Hyang-gi

Oh Gi-bbeum

Daniel Choi

Ahn Kwang-soo

Oh Yoon-ah

Michelle / Yoo Mi-ok

Sim Eun-woo

Jen / Zen / Wan Seon

Park Jung-woo

Park Moo-yeol

Moon Tae-yu

Teacher Woo Hyeon-seong

Kim Ga-hee

Han Su-ri

Park So-jin

Nam Da-hee

Kang Mal-geum

Im Gyeong-hwa

Ban So-young

Park Se-ah

Song Ji-hyun

Hong So-eun

Jeong Jae-seong

Cho Won-hui

Shim Hye-jin

Song Ye-jin

Cha Mi-kyung

Yang Hui-ja

Ryu Hye-rin

Go Seong-ah

Lee Sang-un

Ahn Jae-seok

Lee Ho-cheol

Shin Gi-seop [Flower shop owner]

Ok Ye-rin

Eun-seo [Michelle's daughter]

Yu Ha-jin

Cha Eun-joo

Park Tae-yun

Gi Seop