- Jo Byeong-gyu
- Â So Moon 28 episodes, 2020-2023
- Yoo Joon-sang
- Â Ga Mo-tak 28 episodes, 2020-2023
- Kim Sejeong
- Â Do Ha-na 28 episodes, 2020-2023
- Yeom Hye-ran
- Â Chu Mae Ok 28 episodes, 2020-2023
- Lee Ji-won
- Â Im Joo-yeon 28 episodes, 2020-2023
- Ahn Suk-hwan
- Â Choi Jang-mool 26 episodes, 2020-2023
- Suk Mun
- Â Wigen 26 episodes, 2020-2023
- Kim So-ra
- Â Kim Gi Ran 25 episodes, 2020-2023
- Lee Chan-Hyeong
- Â Kwon Soo Ho 23 episodes, 2020-2023
- Kim Eun-Su
- Â Kim Woong Min 23 episodes, 2020-2023
- Lee Joo Shil
- Â Jang Choon Ok / ... 22 episodes, 2020-2023
- Yun Ju-sang
- Â Ha Seok Goo / ... 22 episodes, 2020-2023
- Hong Nae Lee
- Â Ji Cheong-sin 14 episodes, 2020-2023
- Choi Kwang-il
- Â Shin Myeong Hwi 13 episodes, 2020-2021
- Choi Yoon-young
- Â Kim Jeong Yeong 12 episodes, 2020-2021
- Jeon Jin-oh
- Â Noh Chang Gyu 12 episodes, 2020-2021
- Lee Gyeong-Min
- Â Kang Han Ul 12 episodes, 2020-2021
- Kang Ki-young
- Â Pil Kwang 12 episodes, 2023
- Kim Hieora
- Â Gelly Berherd 12 episodes, 2023
- Yoo In-soo
- Â Na Jeok-bong 12 episodes, 2023
- Jin Seon-kyu
- Â Ma Joo Seok 12 episodes, 2023
- Sung Byoung-sook
- Â Joo Seok's mother 12 episodes, 2023
- Jung Yoo-mi
- Â Evil spirit 12 episodes, 2023
- Song Byung-geun
- Â Kim Seong Sik 12 episodes, 2023
- Kim Hyun-wook
- Â Wong Yeok 12 episodes, 2023
- Kim Seung-hun
- Â Noh Hang Gyu 11 episodes, 2020-2021
- Eun Ye-Jun
- Â Woo Shik 11 episodes, 2020-2021
- Lee Do-yeop
- Â Jo Tae Shin 10 episodes, 2020-2021
- Won-Chang Jung
- Â Shin Hyeok Woo 10 episodes, 2020-2021
- Ok Ja-yeon
- Â Baek Hyang Hee 8 episodes, 2020-2021
- Kim Jung-Jin
- Â Jang Hye-kyeong 8 episodes, 2020-2021
- Cha Si-won
- Â Lim Jae Cheol 8 episodes, 2020-2021
- Son Kang-kuk
- Â Chief Choi 8 episodes, 2020-2021
- Kim Yeon-woo
- Â Jeong Geun Yeong 7 episodes, 2020-2021
- Kim Yong-Han
- Â Lee Cheon Jung 7 episodes, 2020-2021
- Kwon Hyeok
- Â Sang Pil 6 episodes, 2020-2021
- Jun Suk-ho
- Â So Moon's father 5 episodes, 2020-2021
- Jung Taek-hyun
- Â Lim Jae Yeol 5 episodes, 2023
- Jung Jae-Won
- Â Detective 5 episodes, 2023
- Son Yeo-eun
- Â So Moon's mother 4 episodes, 2020-2021
- Kim Geon-Woo
- Â So Moon (child) 4 episodes, 2020-2021
- Sin Dong-ryeok
- Â Evil Spirit 4 episodes, 2021
- Song Ji-woo
- Â Ha Yeong 3 episodes, 2020-2021
- Kim Min-ho
- Â Baek Jun Gyu 3 episodes, 2020-2021
- Park Seo-yeon
- Â Dan Oh 3 episodes, 2020
- Lee Ye-Bit
- Â Dan Bi 3 episodes, 2020
- Woo Mi-hwa
- Â Spirits Office Inspector 3 episodes, 2021
- Lee Do-guk
- Â Kwon Jin Ho 3 episodes, 2021
- Hong Ji-hee
- Â Lee Min-ji 3 episodes, 2023
- Kim Gun-ho
- Â Teacher 2 episodes, 2020-2021
- Sung Ji-ru
- Â Jang Cheol Jung 2 episodes, 2020-2021
- Song Kyung-Hwa
- Â Do Ha Na's mother 2 episodes, 2020-2021
- Kim Kwi-seon
- Â Representative 2 episodes, 2020-2021
- Lee Sun-bin
- Â Hee Young 2 episodes, 2020
- Lee Do-kyung
- Â Chairman Jeon 2 episodes, 2020
- Kim Si-eun
- Â Student 2 episodes, 2020
- Kim Kwang-sik
- Â Song Man Ho 2 episodes, 2020
- Han Gan-Ho
- Â Han Seung Woo 2 episodes, 2020
- Kang Jeong-woo
- Â Evil spirit host 2 episodes, 2020
- Go Choi
- Â Orphan 2 episodes, 2021
- Ko Eun-Seo
- Â Kwon So Eun 2 episodes, 2021
- Baek In-kwon
- Â Prisoner 2 episodes, 2023
- So Hee-jung
- Â Bae Jung Sook 1 episode, 2020
- Hayden Won
- Â YoungJae Ryu 1 episode, 2020
- Jung Dong-geun
- Â Prosecutor 1 episode, 2020
- Oh Kyu-taek
- Â Song Man-ho's employee 1 episode, 2020
- Jang Won-hyuk
- Â Jeong Kwon 1 episode, 2020
- Park Eun-yeong
- Â Caregiver 1 episode, 2020
- Jang Eui-don
- Â Police officer 1 episode, 2020
- Lee Sang-hong
- Â Seong Hyeon's father 1 episode, 2020
- Kyu-Ho Lee
- Â Baek Jun Gyu's enforcer 1 episode, 2020
- Goo Bon-jin
- Â Police officer 1 episode, 2020
- Park Seung-tae
- Â Han Seung Woo's grandmother 1 episode, 2020
- Ji-ho Jeong
- Â Ji Hyeong Woo 1 episode, 2020
- Ahn Soo-ho
- Â Heo Tae Soo 1 episode, 2020
- Jang Young-hyeon
- Â Park Sang Chul 1 episode, 2020
- Park Ah-sung
- Â Ha Jeong 1 episode, 2020
- Ok Chan-Yu
- Â Seong Hyeon 1 episode, 2020
- Son Ho-joon
- Â Oh Jeong Gu 1 episode, 2021
- Lee Yoon-Seon
- Â Jeong Eun 1 episode, 2021
- Kim Kyung-min
- Â Attorney 1 episode, 2021
- Son Sang-kyung
- Â A big demon brought by Ji Cheong-sin 1 episode, 2021
- Yoon Jong-goo
- Â Taxi driver 1 episode, 2021
- Kim Joo-a
- Â Kim Jeong Yeong's mother 1 episode, 2021
- Im Ji-kyu
- Â Dong Pal 1 episode, 2021
- Kim So-young
- Â Program host 1 episode, 2021
- Min Ku-kyung
- Â Seon-ho's relative 1 episode, 2021
- Choi Yoon-Woo
- Â Ji Cheong Shin (young) 1 episode, 2021
- Lee Jung-yeol
- Â Jahye Orphanage Director 1 episode, 2021
- Sang-hyeok Park
- Â Do Ha Na's father 1 episode, 2021
- Uhm Ji-yoon
- Â Su-min [Jeok-bong's blind date] 1 episode, 2023
