Choi Ji-na

as Vice Minister Young (16 episodes)

as Jin Yang-ja (37 episodes)

as Yoo Kyung Ran [Young Do's mother] (2 episodes)

as Yeon-ok (32 episodes)

as Jung Sang A / Julie Jung (21 episodes)

as Kim Hye-Rim (82 episodes)

as Hong Jang-mi (24 episodes)

as Man-shin