- Woo Do-Hwan
- Â Kim Geon-woo 8 episodes, 2023
- Lee Sang-yi
- Â Hong Woo-jin 8 episodes, 2023
- Huh Joon-ho
- Â President Choi Tae-ho 8 episodes, 2023
- Park Sung-woong
- Â Kim Myung-gil 8 episodes, 2023
- Harrison Xu
- Â Seong-Tae 8 episodes, 2023
- Eugene Ko
- Â Chang-Deok 8 episodes, 2023
- Eugene Nomura
- Â Kim Myung-gil 8 episodes, 2023
- Brandon Win
- Â Kim Geon-woo 8 episodes, 2023
- Kim Sae-ron
- Â Kim Hyeon-joo 7 episodes, 2023
- Tae Won-suk
- Â Kang In-beom 7 episodes, 2023
- Davis Noir
- Â Kang In-beom 7 episodes, 2023
- Choi Siwon
- Â Director Hong Min-beom 6 episodes, 2023
- Jo Wan-gi
- Â Kim Jun-min 6 episodes, 2023
- Yun Yoo-Sun
- Â Yoon So-yeon 6 episodes, 2023
- Min Kyung-jin
- Â Oh In-muk 6 episodes, 2023
- Ha Soo-ho
- Â Im Jang-do 6 episodes, 2023
- Bae Je-ki
- Â Yang Jae-myeong 6 episodes, 2023
- Michael Shen
- Â Kim Jun-min 6 episodes, 2023
- Park Hoon
- Â Moon Gwang-mu 5 episodes, 2023
- Margaret Hsian
- Â Ms. Im 5 episodes, 2023
- Lee Hae-young
- Â Hwang Yang-jung 4 episodes, 2023
- Choi Young-joon
- Â Min Kang-yong 4 episodes, 2023
- Moon Jae-won
- Â Min Dong 4 episodes, 2023
- Hong Joon-Young
- Â Mr. Jung 4 episodes, 2023
- Jason Wayne Wong
- Â Additional Cast 4 episodes, 2023
- Ryu Soo-young
- Â Lee Doo-young 3 episodes, 2023
- Jung Da-eun
- Â Oh Da-min 2 episodes, 2023
- Lim Hwa-young
- Â Min Ji 2 episodes, 2023
- Park Ye-Ni
- Â Kang Tae-yeong 2 episodes, 2023
- Kim Min-jae
- Â Kim Jae-min 2 episodes, 2023
- Lee Yoon-Hwan
- Â Yoon Han-gu 2 episodes, 2023
- Victoria Grace
- Â Tae-Yeong 2 episodes, 2023
- Lee Joong-ok
- Â Drunk Man 1 episode, 2023
- Cheon Dong Been
- Â Cheon Dong-woo 1 episode, 2023
- Ju A
- Â Nurse 1 episode, 2023
