Oh Kyung-joo

as Prince Gang-pyeong (3 episodes)

as Hyun-woo

as Kwon Do-hyung

as Chang-joo (1 episode)

as Detective (3 episodes)

as Crown Prince (12 episodes)

as Staff sergeant Sin (2 episodes), as Staff Sergeant Sin (1 episode)

as Bang Ki-hoon (2 episodes)

as Yang Chang-hwa (1 episode)

as Park Sung-Hwan (16 episodes)

as Park Byung Jae [Yu Mi's boyfriend] (1 episode)

as Chil-sung (32 episodes)

as Kim Myung Soo [Blind date man] (1 episode)

as Ko Chang-yong (5 episodes)