character - Agent Paul

character - Kang Su-ho

character - Director Han

character - Paul Chong Hasang

character - Jung Joon-hyeok

character - Do-jin

character - Kim Sun-woo

character - Self

character - Ji-ho

character - Kang Tae Woo

character - Jo Se-Hwang

character - Bong-gil

character - Baek Kwang-hyun

character - Himself

character - Park Jin-han

character - Oh Jak-Doo

character - Kim Joon-Hyuk

character - Kim Hyo-chan

character - Kim Hyo Chan

character - Min Seon-jae

character - Investigator

character - Prince Yeonsan

character - Gil Soo-hyun

character - Dong-joon

character - Kang Do-Yoon

character - Lee Woo-gon

character - Tae-kyu

character - Baseball Team Director

character - Jung-ha's Younger Brother (cameo)

character - Yang Choon-dong

character - Lee Tae-sung

character - Ahn Min-Chul

character - Joo Young-jak

character - Robot Repairman Park Do-won

character - Kim Cheol

character - Kang Jeong-ho

character - Kang Hyun-woo / Jung-ha's Younger Brother

character - Chae Do-woo

character - Chun-soo

character - Kyu-chul

character - Shi jun

character - Cho Kyung-yoon

character - Sung-chan

character - Kim Man-soo

character - Tak Jun-ha

character - Moggy

character - Yoon Seong-woo

character - Ju-ho

character - Min-ho

character - Shin Moo-chul

character - Private Cho

character - An Jung-geun