연애세포

Park Sun-ho

Ma Dae-choong

Kim You-jung

Navi

남지현

Seo-rin

백성현

Chun Ji Woon

오광록

Seo-rin's manager

임슬옹

Park Tae-joon

조보아

Ye Bom

장혁

Dae Chung's neighbor

김우빈

Love Cell Hunter/King of romance

염혜란

Dae Chung's landlord