On November 10, 2015, the film party announced that Plan B and Netflix had jointly invested 50 million US dollars to shoot the film
; on the 12th, Bong Joon ho released the official information of the film through the official website
.
On March 23, 2016, the film crew announced that Lily Collins had joined "Okja", and the Iranian photographer Darius Khondji , who was nominated for the Oscar for Best Photography Award, was the master of "Okja"
; on June 18, the film crew announced that they would join Bong again after " Snowpiercer ". Katherine Matilda Swinton, who collaborated with Joon Ho , continued to play the twins in the film
; on July 18, the New York studio stills were
released; on the 19th, the first stills of "Okja" was released
; on December 23, the heroine Miko's was released. Stills and a storyboard
.
On February 28, 2017, the film announced its first leading trailer, and revealed the true appearance of the "monster" Okja
.
