Jang Yeong Sil (12 episodes)
Sin Hui Su [Royal Secretariat secretary]
Sin Hui Su (1 episode)
Park Jun-seo (14 episodes)
Yook Chan-sung (16 episodes)
Kwak Soo-ho (16 episodes)
Go Nam-Tae (16 episodes)
Kim Ho Shik [Staff member, Korean Embassy, Morocco] (3 episodes)
Kim Min-jae (14 episodes)
Lee Jin-woo (24 episodes)
Lee Ho-Sung (32 episodes)
Shi Kyung [Moo Bin's colleague] (2 episodes)
Jeong In-su (52 episodes)