- ??? - Mr. Yoon [Coffee owner]
- ??? - Kim Shi Hyun [Woo Hyun's secretary]
- ??? - Young Master
- Dong Hyun-bae - Reporter Seo
- Oh Han-kyul - Gang Shi Woo [Woo Hyun's son]
- Choi Hong-il - Profiler Suk [Seo Yeong's superior]
- Oh Ryoong - Hong Won Tae [Representative]
- Lee Na-ra - Park Sun Mi [Min Joo's mother]
- Choi Myeong-been - Go Min Joo [Dong Gook's daughter]
- Kwak Min-ho - Detective Gwang Su Dae
- Choi Jae-sup - Reporter Go
- Oh Chang-kyung - Yang Duk Chul [Detective]
- ??? - Mrs. Jo
- Kwon Hyeok-beom - [Mrs. Jo's subordinate]
- Jo Dal-hwan - Bae Nam-Soo
- Jo Dal-hwan - Bae Nam Soo [Detective]
- Carson Allen - Gambling Room Coffee Girl
- Lee Jun-hee - [Director]
- Nam Jung-hee - [Grandma with dementia]
- Park Jin-young - Gambler
- Park So-yeon
- Park Shin-woo
- Nam Sang Wook
- JQ Lee
??? hace el papel de Yoon Seo-young.
Sung Dong-il interpreta a Ko Dong-kook en la serie.
??? interpreta a Kang Woo-hyun en la serie.
Seo Young-hee hace el papel de Shin Yeon-soo.
Kim Kwang-kyu interpreta a Jang Man-ho en la serie.
Jo Dal-hwan hace el papel de Bae Nam-Soo.
Byun Hee-bong interpreta a Kim Shin-woo en la serie.
Jang Seong-beom interpreta a Park Sung-Bum en la serie.
Jang Won-hyung interpreta a Ho-gae en la serie.
??? hace el papel de Mr. Yoon [Coffee owner].
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