My Precious You

Himself (cameo, eps 7, 9, 10)

Song In-soon (Il-nam's ex-wife)

Jang Shin-ho Park Joon-mok as young Shin-ho

Lee Eun-oo

Jang In-ho

Lee In-ho / Jun Sul

Ha Dong-woo / Alex

(In-ho's blind date)

Jae-ra's teacher

Han Yoo-jin

Jang Jin-ho

Kim Bo-ri

Kang Min (Young-joo's boyfriend)

Mi-ri (radio show gopher)

Jang Il-nam (In Ho, Shin-ho & Jin-ho's father)

Seo Young-joo (In-ho's ex-wife)

Baek Se-ra

Park Jem-ma (radio show producer)

Nam Joo-ri (Jae-ra & Se-ra's mother)

Baek Jae-ra