Lee Jae Ha (20 episodes, 2012)
Kim Hang Ah (20 episodes, 2012)
John Mayer / Kim Bong-Goo (20 episodes, 2012)
King Lee Jae-Gang (20 episodes, 2012)
Bang Young-Sun (20 episodes, 2012)
Eun Gyu-Tae (20 episodes, 2012)
Hyun Myung-Ho (20 episodes, 2012)
Lee Kang-Suk (20 episodes, 2012)
Kim Nam-Il (20 episodes, 2012)
Bongbong (20 episodes, 2012)
Chief Secretary (20 episodes, 2012)
Yeom Dong-Ha (20 episodes, 2012)
Kwon Young-Bae (20 episodes, 2012)
Park Ho-Cheol (20 episodes, 2012)
Eun Shi Kyung (19 episodes, 2012)
Colin (19 episodes, 2012)
Lee Jae Shin (15 episodes, 2012)
Korean Drill Sergeant (4 episodes, 2012)
American Soldier (2 episodes, 2012)
US Diplomat (1 episode, 2012)
King Lee Jae-Gang (child) (1 episode, 2012)
Lee Jae-Ha (child) (1 episode, 2012)
Executives Son (1 episode, 2012)
Party Guest (1 episode, 2012)