House of Hummingbird

Park Ji-hu

Eun-hee

Kim Sae-byuk

Young-ji

Seol Hye-in

Yu-ri

Jeong In-gi

Eun-hee's Father

Lee Seung-yeon

Eun-hee's Mother

Park Soo-yeon

Su-hee

Son Sang-yeon

Dae-hoon

Kil Hae-yeon

Young-ji's Mother

Kim Mi-hyang

Head of an Academy

Lee Sun-ju

Ji-wan's Mother

Park Seo-yun

Ji-sook

Lee Jong-yoon

Stationery Store Owner

Park Yoon-hee

Homeroom Teacher

Kim Jong-goo

New Seoul Medical Center Doctor

Yoon Tae-hee

Hospital Patient