The Official Fan Group page for Knowing Bros (아는 형님)!!

Starring:
Kang Ho-Dong (강호동)
Seo Jang-Hoon (서장훈)
Kim Young-Chul (김영철)
Lee Soo-Geun (이수근)
Kim Hee-Chul (김희철)
Min Kyung-Hoon (민경훈)
Lee Sang-Min (이상민)

Teacher, Extra:
Jang Sung-Kyu (장성규)