- Song Hye-kyo
- Â Min Soo-yeon 23 episodes, 2003
- Lee Byung-hun
- Â Kim In-ha 23 episodes, 2003
- Ji Sung
- Â Choi Jeong-won 23 episodes, 2003
- Choi Jeong-won
- Â Yoo Jung Ae 14 episodes, 2003
- Jerry G. Angelo
- Â Vinnie Del Toro 4 episodes, 2003
- Im Hyun Shik
- Â Kim Chi-soo 4 episodes, 2003
- Han Ji-min
- Â Young Min Su-yeon 2 episodes, 2003
- Jin Goo
- Â Young Kim In-ha 2 episodes, 2003
- Cesar Garcia
- Â Gang leader 2 episodes, 2003
- Lee Deok-hwa
- Â Choi Do-hwan 2 episodes, 2003
- Frank Powers
- Â 2003 / ... 2 episodes, 2003
- Lee Hie-do
- Â Min Jeong-tae 2 episodes, 2003
- Park Sang-myun
- Â Im Dae-chi 2 episodes, 2003
- Chris Trouble Delfosse
- Â Fernando / ... 2 episodes, 2003
- Choi Ran
- Â Jang Mi-ran 2 episodes, 2003
- Huh Joon-ho
- Â Yoo Jong-goo 1 episode, 2003
- Park Sol-mi
- Â Seo Jin-hee 1 episode, 2003
- Kim Tae-yeon
- Â Jenny 1 episode, 2003
- Ryan Moriarty
- Â Auction Bidder 1 episode, 2003
- Jeong Ho-bin
- Â Jung Joon-il 1 episode, 2003
- Park Won-suk
- Â Jang Hyun-ja 1 episode, 2003
- Choi Jong-hwan
- Â Yang Seung-gook 1 episode, 2003
- Byung-se Kim
- Â Jang Myung-gook / ... 1 episode, 2003
- Brad Curtin
- Â Businessman 1 episode, 2003
- Sun Woo Eun Sook
- Â Yoon Hye-sun 1 episode, 2003
- Gi Ju-bong
- Â Sang-doo 1 episode, 2003
- Yûko Fueki
- Â Rie Ochida 1 episode, 2003
- Lee Gye-in
- Â Ba-we 1 episode, 2003
- Jo Kyeong-hwan
- Â Chairman Seo Seung-don 1 episode, 2003
- Choi Jun-yong
- Â Park Tae-joon 1 episode, 2003
- Won Ki-Joon
- Â In-ha's assistant (mostly says 'We have a problem') 1 episode, 2003
- Jeong Yu-seok
- Â Im Dae-soo 1 episode, 2003
- Song Chae-hwan
- Â Nun 1 episode, 2003
- Kim Tae-yun
- Â Jenny 1 episode, 2003
- Seo Ji-hye
- Â (2003) unknown episodes