- Ahn Jae-hong
- Kang Tae Soo
- Kang So-ra
- Han So Won
- Park Yeong-gyu
- Director Seo
- Kim Sung-oh
- Kim Gun Wook
- Jeon Yeo-been
- Kim Hae Kyung
- Kim Bi-bi
- Dismissed employee #1
- Seol Chang-hee
- Lawyer
- Seo Eun-Sol
- So-Won (young)
- Kim Geu-rim
- Fired employee #2
- Yang Hee-Won
- Kindergartener #2
- Kim Heung-rae
- Black Nose
- Park Hyoung-soo
- Lawyer Song
- Park Hyuk-kwon
- CEO Hwang
- Seo Hyun-woo
- Secretary Oh
- Lee Hyun-wook
- Min Chul Hyun
- Song Ji-woo
- Kindergarten student #1
- Kim Ki-chun
- CEO Go
- Yang Mal-bok
- Building owner
- Susanna No
- Tae-Soo's older sister
- Yoon Seong-Woo
- Kid at zoo
- Jang Seung-jo
- Seong-min
- Kim Soo-jin
- Lawyer Seo
- Jang Won-hyung
- Overseas Korean Man
- Jeon Woon-jong
- Police officer
- Han Ye-ri
- Min Chae-ryung
