One of the most well-written K-Dramas of all time, "Prison Playbook" starring Park Hae-soo, Jung Hae-in, Jung Kyung-ho, Choi Moo-sung, Park Ho-san, Lee Kyu-hyung, Kim Sung-cheol, Jung Soo-jung, and a host of other incredible artists, is a masterpiece, to say the least, and here s why., Prison Playbook, Choi Moo-sung, Jeong Bo-hoon-I, Jung Hae-in, Jung Jae-sung, Jung Kyung-ho, Jung Min-sung, Jung Soo-jung, Kang Seung-yoon, Kim Jun-han, Kim Sung-cheol, Lee Ho-cheol, Lee Kyu-hyung, Lee Woo-jeong-I, Park Hae-soo, Park Ho-san, Sin Won-ho, Sung Dong-il