Pemeran My First First Love

Kim Ji Soo (김지수)

as Yun Tae O

Pemeran Utama

Jung Chae Yeon

as Han Song I

Pemeran Utama

Jin Young

as Seo Do Hyeon

Pemeran Utama

Choi Ri

as O Ga Rin

Pemeran Utama

Kang Tae Oh (김윤환)

as Choi Hun

Pemeran Utama

Hong Ji Yoon

as Ryu Se Hyeon

Pemeran Utama

Park Yoo Rim

as Min A [Architecture major]

Pemeran Pembantu

Park Won Ho

as U Ju

Pemeran Pembantu

Lee Woo Joo

as Song Jin

Pemeran Pembantu

Lee Gyeong Shim

Pemeran Pembantu

Park Young Soo

as [Director] (Ep. 3)

Bintang Tamu

Kim Deuk Gyum

as [College student]

Bintang Tamu

Park Jin Soo

as [Friend]

Bintang Tamu

Kim Jin Ok

as [Helper]

Bintang Tamu

Lee Hye Jo

as [Intern]

Bintang Tamu

Seo Min Sung

Bintang Tamu

Park Se Jun

Composer

Oh Jin Suk

Sutradara

Kim Ran

Screenwriter