- Seol In-ah
- Â Choi Se-kyeong / ... 16 episodes, 2023
- Kwon Do-Hyung
- Â Yoon Joo-yeob 16 episodes, 2023
- Lee Ha-min
- Â Lee Si-gook 16 episodes, 2023
- Kim Ye-ji
- Â Lee Mi-ra 16 episodes, 2023
- Choi Hyun-wook
- Â I-chan 15 episodes, 2023
- Shin Eun-soo
- Â Yoon Cheong-ah 14 episodes, 2023
- Ryeoun
- Â Ha Eun Gyeol / ... 14 episodes, 2023
- Koo Jun-hoe
- Â Koo Jong-Hyeong 13 episodes, 2023
- Choi Won-young
- Â Ha Yi-chan (old) 12 episodes, 2023
- Yoon Jae-chan
- Â Kang Hyun-Yul 10 episodes, 2023
- Bong Jae-hyun
- Â Ha Eun-ho 10 episodes, 2023
- Kim Joo-ryung
- Â Im Ji-Mi 9 episodes, 2023
- Chun Ho-jin
- Â Grandpa Viva 9 episodes, 2023
- Ko Du-shim
- Â Go Yang-Hee 6 episodes, 2023
- Lee Seok-hyeong
- Â Jung Bal-San 6 episodes, 2023
- Woo Jung-won
- Â Yoon Sang-A (adult) 6 episodes, 2023
- Lee Soo-min
- Â Yoon Sang-A 5 episodes, 2023
- Seo Young-hee
- Â Ha Eun-gyeol's mother 4 episodes, 2023
- Ahn Do-Gyoo
- Â Oh Ma-joo 4 episodes, 2023
- Kim Jun-hyung
- Â Yoon Dong-Jin (Young) 3 episodes, 2023
- Kim Mi-hwa
- Â Yeom Byung-Ho's mom 2 episodes, 2023
- Jung Yong-Ju
- Â Jung Do-Jin 2 episodes, 2023
- Oh Kyu-taek
- Â Se-kyeong's chauffeur 2 episodes, 2023
- Kim Ha-eon
- Â Yeom Byeong-ho 2 episodes, 2023
- Kim Dong-gyun
- Â Math teacher 2 episodes, 2023
- Jung Hyun-jun
- Â Ha Eun-Gyeol (Child) 1 episode, 2023
- Eom Ji-man
- Â Dean of students 1 episode, 2023
- Kim Hae-jun
- Â DJ Joon 1 episode, 2023
- Kim Ji-Woo
- Â Ha Eun-ho (young) 1 episode, 2023
- Bong Hee Kim
- Â Hospital Patient 1 episode, 2023
- Kwon Dan-A
- Â Yoon Chung-A (child) 1 episode, 2023
- Cha Young-Mi
- Â Maid 1 episode, 2023
- No Hee-joong
- Â Worker 1 episode, 2023
- Lee Dong-gi
- Â Gang member 1 episode, 2023
- Do Geon-Wu
- Â Gang member 1 episode, 2023
- Kim Moon-ho
- Â Vegetables supplier 1 episode, 2023
- Kim Eui Shin
- Â [Store owner] 1 episode, 2023
- Hong Ji-Ho
- Â Ha Eun-Gyeol (age 5) 1 episode, 2023
