My Holo Love

Yoon Hyun-min

Go Nan Do / Holo

Ko Sung-hee

Han So-yeon

Choi Yeo-jin

Go Yu Jin

Hwang Chan-seong

Baek Chan Sung

Lee Jung-eun

So-yeon's mother

Kang Seung-hyun

Yoo Ram [Stewardess / So Yeon's friend]

Gong Min-jeung

Jeong Ah [Prism employee]

Jeong Yeon-joo

Ji Na [Detective]

Jung Young-ki

Jo Jin Seok [Senior Programmer, GIO Labs]

Park Geon-gyu

[GIO Labs staff]

Son Jong-hak

Nam Gi Ho [IT crimes Detective]

Yoomee Lee

Ji Hye [Prism employee]

남명렬

Baek Nam Gyu [Chan Sung's father / Company president]

양대혁

Lee Dong Sik [Prism employee]

정도원

Mr. Jeong [Chan Sung's aide]

이기찬

Lee Ki Chan Yeon Kang Woo [So Yeon's boss]

Kim Su-jin

Mère de Nan-Do