Because This Is My First Life

Lee Min-ki

Nam Se-hee

Jung So-min

Yoon Ji-ho

Park Byung-eun

Ma Sang-goo

Esom

Woo Soo-ji

Kim Min-seok

Sim Won-seok

Kim Ga-eun

Yang Ho-rang

Jeon Hye-won

Lee Eun-sol

Kim Eung-soo

Nam Hee-bong

Moon Hee-kyung

Jo Myung-ja

Kim Byeong-ok

Yoon Jong-soo

Kim Sun-young

Kim Hyun-ja

Ro Jong-hyun

Yoon Ji-seok

Yoon Bo-mi

Yoon Bo-mi

Hwang Seok-jeong

Writer Hwang

Kim Min-gue

Yeon Bok-nam

Lee Chung-ah

Go Jung-min

Kim Wook

Gye Yong-seok

Jang Won-young

Director Park

강성욱

Shin Young-hyo

Choi Dae-sung

Cafe owner

Choi Kyo-sik

Taxi driver

Geum Dong-hyeon

Neighbourhood man

Kim Hwa-young

Hair stylist

Lee Chae-kyung

Furniture saleswoman

Yoon So-hee

Actor

Yoon Doo-joon

Actor

Kang Moon-kyung

Actor

Son Sung-yoon

Tailor

성민준

Kindergartener

Go Do-yeon

Se-hee's niece

Kim Ye-ryeong

Se-hee's aunt

Yum Jung-goo

Se-hee's uncle

Na Soo-yoon

Employee

Joo Yeon-a

Employee

Han Sa-myeong

Employee

이정후

Employee

Yeo Woon-bok

Director

Kim Jung-young

Ho-rang's mother

Kang Woo-je

Manager

장주연

Upset diner

Seo Dong-gab

Teacher

Lee Dong-geun

Teacher

Cha Mi-kyung

Neighbourhood woman

Hong Boo-hyang

Neighbourhood woman

Park Ok-chool

Neighbourhood woman

Yang Ki-won

Se-hee's roommate

Ita

Bank clerk

Lee Chang-jik

Realtor

Park Seong-geun

Venture capitalist

Park Yong

Venture capitalist

Ryu Tae-ho

CEO Jang

Min Jung-sup

Mr Yoon

Kim Wang-geun

Veterinarian

Yang Jo-a

Doctor

Mi So-yun

Alumna

이은채

Alumna

Joo Byeong-ha

Suspect

Lee Sun-hee

Bus passenger

Park Jin-soo

Bus stop student

장주연

Bus stop mother

Kim A-ram

Nurse

채민희

Realtor

Kim Kyeong-il

Homebuyer

Seo Hye-jin

Homebuyer