2021 gave us some incredible content in terms of Korean entertainment and the popularity of K-Dramas skyrocketed all over the world. Fans who have been on this bandwagon for years now, know their actors very well. As such, it is always a pleasant surprise to see a well-known face on screen, especially when it is a cameo! Here are the top 10 K-Drama cameo roles that pleasantly surprised us in 2021, ranked in no particular order, Abyss, Beyond Evil, Doom at Your Service, Extraordinary You, My Roommate Is a Gumiho, Navillera, One Ordinary Day, Our Beloved Summer, Racket Boys, Squid Game, Squid Game - Season 2, True Beauty, Vincenzo, Work Later, Drink Now, Cha Eun-woo, Cha Seung-won, Choi Wooshik, Gong Yoo, Han Sunhwa, Hwang Chan-sung, Jang Do-yoon, Jang Ki-yong, Jung Eun-ji, Jung So-min, Kim Da-mi, Kim Hye-yoon, Kim Hyun-soo, Kim Ji-suk, Kim Yoo-jung, Kwon Yuri, Lee Do-hyun, Lee Jae-in, Lee Jae-wook, Lee Joon-hyuk, Lee Sun-bin, Nichkhun, Ok Taecyeon, Seo In-guk, Shin Ha-kyun