- Fahim Fazli
- Masood
- Jeon Do-yeon
- Gil Bok-soon
- Lee Jae-wook
- Cha Min-kyu (young)
- Hwang Jung-min
- Shinichiro Oda
- Esom
- Cha Min Hee
- Koo Kyo-hwan
- Han Hee Sung
- Kim Si-Ah
- Gil Jae Yeong
- Sul Kyung-gu
- Cha Min Kyu
- Lee Hae-young
- Senator Oh Jeong-Sik
- George Tsai
- Gwang-Il
- Elyse Dinh
- Gil Bok-soon
- Kim Sung-oh
- Sergeant Shin
- Lee Yeon
- Kim Yeong-ji
- Nicholas Leung
- Han Hee Sung
- Yoon Kyung-ho
- Principal Yang No Soon
- Choi Byung-mo
- Hyun Chul
- Lorna Duyn
- So-ra's Mother / TV Anchorwoman / Airline Announcer (voice)
- Willis Chung
- Gwang-Man
- Andreas Fronk
- Russian Sailor
- Kim Ki-chun
- Soo Geun
- Kim Yong-Joon
- CEO Yong
- Michael Fujioka
- Heyon-Cheol
