Upcoming film 'Parasite' released the first official trailer. 

'Parasite' directed by Bong Joon Ho tells the story of Ki Taek and his unemployed family getting entangled in an unexpected incident after their oldest son Ki Woo enters the house of Park. 

The film stars veteran actor Song Kang Ho, Lee Sun Gyun, Jo Yeo Jung, Choi Woo Sik, and Park So Dam, and is scheduled to release in May.

Meanwhile, Bong Joon Ho is known as the director behind the hit films 'The Host,' 'Mother,' 'Okja,' and more. 

Watch the 'Parasite' trailer in the clip above.