Main Characters Kang Kwon Joo 21 main appearances Park Eun Soo 5 main appearances Moo Jin Hyuk 16 main appearances Do Kang Woo 5 main appearances Kwak Dok Ki 5 main appearances Bang Je Soo 5 main appearances Derek Jo
Recurring Guest Characters Na Hong Soo 4 guest appearances Park Bok Nim 3 guest appearances Park Eun Byul 3 guest appearances Hwang Kyung Il 3 guest appearances Shim Young Woon 3 guest appearances Sang Tae's Subordinate 3 guest appearances Kwon Chang Tae 3 guest appearances Park Eun Chul 3 guest appearances Na Hyung Joon 3 guest appearances Eo Soo Yul 3 guest appearances Hwang Ji Wook 3 guest appearances 112 Report Center's Employee 2 guest appearances Police Agent 2 guest appearances Jo Kang Chun 2 guest appearances Son Ah Ram 2 guest appearances Oh Soo Jin 2 guest appearances Oh Soo Jin's Daughter 2 guest appearances Baek Sung Hak 2 guest appearances Kang Gook Hwan 2 guest appearances Woo Bong Gil 2 guest appearances ⇤ « 1 2 3 4 5 » ⇥