Oh! My Gran

Choi Won Young (최원영)

as Kang Hyung Sa [Detective]

Pemeran Pembantu

Park Ji Young

as Song Won Jang [Director]

Pemeran Pembantu

Kim Bo Jung

as Assistant Manager Seo

Pemeran Pembantu

Kim Soo Kyung

as Mi Sook

Pemeran Pembantu

Kim Kwi Seon

as Executive Director Choi

Pemeran Pembantu

Kim Ye Eun

Pemeran Pembantu

Woo Young Nam

as [Rookie detective]

Bintang Tamu

Park Kyu Beom

as [Party host]

Bintang Tamu

Park Ye Chan

as Du Won [Young]

Bintang Tamu

Lee Ji An

as [Booking girl's friend]

Bintang Tamu

Kim Dong Gyu

as [Bo Mi's doctor]

Bintang Tamu

Gu Bon Jin

as [High speed Driver]

Bintang Tamu