Touted as Korea's first spy action thriller drama, the production company, Taewon Entertainment has unleashed a new 30s trailer for IRIS, with less than a month to go before it's premiere episode on 14th October. In case you didn't know, the drama boasts of a stellar cast which includes Lee Byung Hun, Kim Tae Hee, Jung Jun Ho, Kim Seung Woo, Kim So Yeon and T.O.P. Despite it being a shorter trailer than the previous, it still manages to capture the attention of viewers with its suspense and raising expectations for the drama. the earlier trailer : credit : allkpop