Hong's first appearance as a host in a Chinese restaurant was in the movie "Flower Drum Song". Hong then appeared as a host in a Chinese restaurant in the 1975 "All In the Family" episode "Edith Breaks Out" as well as on the well-known "Seinfeld" episode "The Chinese Restaurant". Hong also played a similar role in several episodes of "The Big Bang Theory" during its first season, as well as in the during the first season of "Alias". Hong portrayed Chow Ting, a dry cleaner with the power to wash sins and guilt from a person's conscience in the 1985 "Tales from the Darkside" episode "It All Comes Out in the Wash". Hong appeared as a villain in a season three episode of "The X-Files". He appeared in two episodes of "The West Wing" (Ep. 1.11; 3.15) as the Chinese Ambassador to the United States. He also played Mr. Soo on "The King of Queens", an Asian restaurant owner again who rents Doug Heffernan and his friends a loft apartment above his store, in the episode "Apartment Complex" (2006). Additionally, Hong had guest-starred on "Friends", playing Hoshi, the former paid assassin and boxing coach for Monica's boyfriend Pete (played by Jon Favreau) in the episode "The One with the Ultimate Fighting Champion".