Mast After repeated failures to become a popular actor, Eun-gu decides to leave for the ocean, to commit suicide in a fashionable way he's always fantasized about. But when he runs into an old friend's wayward sister, his plan begins to fall apart. Details Casts Posters Title Mast Release Date 2021-06-17 Runtime 01 Hours 51 Minutes Genres Drama Comedy Production Companies Central Park Films Production Countries South Korea Lee Ju-seung... Eun-gu... Lee Sang-hee... Myoung-hui... Original Size (500x750)