Episode 12 The Japanese invasion has begun, and King Seonjo's actions at this time of crisis forces Daedong Society and Gwanghae to take action on the matter of succession. Details Casts Videos Galleries Posters Season Lists Title Episode 12 Genres Drama History Release Date 2014-12-26 Episode Runtime 01 Hours 05 Minutes Season Number 1 Episode Number 12 Production Companies Unknown Seo In-guk... Prince Gwanghae... Jo Yoon-hee... Kim Ga-hee... Lee Sung-jae... King Seonjo... Shin Sung-rok... Kim Do-chi... Ahn Suk-hwan... Yi San-hae... Im Ji-eun... Queen Uiin... Kim Gyu-ri... Gwi-in Kim... Go Won-hee... Queen Inmok... Kim Hee-jung... Seo Jabin... Song Young-gyu... Nurhaci... Yoo Jun... Young King Seon Jo... The King's Face | 왕의 얼굴 [Trailer] (Trailer) The King's Face | 왕의 얼굴 [Preview] (Teaser) Original Size (1920x1080) Original Size (1000x1500) Original Size (500x750) Season 1 24 Episode(s) 2014-11-19