- Ra Mi-ran
- Deok-hee
- Gong Myoung
- Jae-min
- Yeom Hye-ran
- Bong-rim
- Park Byeong-eun
- Detective Park
- Jang Yoon-ju
- Sook-ja
- Lee Moo-saeng
- Head of Voice Phishing Organization
- Ahn Eun-jin
- Ae-rim
- Sung Hyuk
- Dae-woo
- Choi Hee-jin
- Welfare Staff
- Nam Joong-Gyu
- University Student
- Kim So-sook
- Hwaseong bank customer
- Ahn So-yo
- Eun-mi
- Shim Wan-Joon
- Information Team Leader
- Kim Yool-ho
- Detective Kim
- Kim Yoon-bae
- Blackmailing team #1
- Jeon Young
- Laundry factory staff #1
- Jung Yun-Ha
- Employee of Hwaseong Bank
