"Secret" was a game-talk show featuring secrets of celebrities. Stars must play games and succeed to prevent a secret of theirs from being revealed by a friend.
Lee Hwi-jae
Self - MC
23 episodes
Shin Bong-sun
Kim Hee-chul
15 episodes
Kim Tae-hyun
10 episodes
Jo Se-ho
9 episodes
Lee Min-ho
Narsha
8 episodes
Kim Jong-min
Heo Kyung-hwan
7 episodes
Kim Hyun-joong
5 episodes
