A Chinese security agent guarded the door to the hospital room where the Chinese ambassador's daughter gave birth. He alerted the ambassador to Jin's arrival with a gift for the ambassador from Mr. Paik. ("Ji Yeon")
- Actor David Yew also appeared in "D.O.C." as one of Mr. Paik's associate. However, he appeared without any speaking lines, so the character was considered as a background role, and he wasn't credited.