| Actor | Role |
|---|---|
 Kim Ji-miSong Ri-na | Song Ri-na |
 Park Nou-sikPark Min-ho | Park Min-ho |
 Nam Jeong-imJeong In-suk | Jeong In-suk |
 Lee Soon-jaeLee Seong-u | Lee Seong-u |
 Park AmChief of Intelligence | Chief of Intelligence |
 Hun YangBoss Yang | Boss Yang |
 Jo HangDoctor | Doctor |
 Kim Dong-wonLawyer Oh | Lawyer Oh |
| PPark No-seungReal Min-ho | Real Min-ho |
 Yang Il-minSpy 1 | Spy 1 |
 Lee Ye-seongBrain | Brain |
 Kim Ki-beomDetective 1 | Detective 1 |
| NNa IlDetective 2 | Detective 2 |
| KKim Yong-hakOld Man Kang | Old Man Kang |
| TTae Mu-jinSpy 5 | Spy 5 |
| JJu Il-mongSpy 2 | Spy 2 |
| GGwon O-sangSpy 6 | Spy 6 |
 Yun Il-juNot listed | Not listed |
| RRose KimNot listed | Not listed |
 Seok Gwi-nyeoHousekeeper | Housekeeper |
 Kim Kyeong-ranNot listed | Not listed |
| HHan Chung-geunNot listed | Not listed |
| JJu Sang-hoSpy 3 | Spy 3 |
| CChoi IlNot listed | Not listed |
| GGong Si-hunDetective 3 | Detective 3 |