Director
Producer
Screenwriter
Main Role
- Kim Tae Ri Main Role
- Nam Joo Hyuk Main Role
- BonaGo Yu RimMain Role
- Choi Hyun WookMoon Ji WoongMain Role
- Lee Joo MyungJi Seung WanMain Role
Support Role
- Seo Jae HeeShin Jae Kyung [Hee Do's mother / News anchor]Support Role
- Kim Hye EunYang Chan Mi [Fencing team coach]Support Role
- Joo Bo YoungLee Ye Ji [Tae Yang High School Fencing club member]Support Role
- Lee Yea JinPark Han Sol [Tae Yang High School Fencing club member]Support Role
- Choi Myung BinKim Min Chae [Hee Do's daughter]Support Role
- Kim So HyunNa Hee Do [Older]Support Role
- Choi Min YoungBaek Yi Hyun [Yi Jin's younger brother]Support Role
- Park Yoon HeeBaek Seong Hak [Yi Jin's father]Support Role
- Kim Young Sun[Yi Jin's mother]Support Role
- So Hee Jung[Seung Wan's mother]Support Role
- Heo Ji Na[Yu Rim's mother]Support Role
- Kim Dong Gyun[Yu Rim's father]Support Role
- Lee Chan JongSeo Jung Hyuk [UBS Network reporter]Support Role
Guest Role
- Park Jin SooSeo Hye Jin (Ep. 1)Guest Role
- Jung Yoo MinHwang Bo Mi (Ep. 1)Guest Role
- Kim Tae YooKim Yoo Jin [Bo Mi's friend] (Ep. 1)Guest Role
- Lee Ki Bbeum[Bo Mi's friend] (Ep. 1)Guest Role
- Song Young Joo[Bo Mi's friend] (Ep. 1)Guest Role
- Yu Bee[Yi Jin's friend] (Ep. 1)Guest Role
- Jang Young Hyun[Yi Jin's friend] (Ep. 1)Guest Role
- Jang Yeon Woo[Yi Jin's friend] (Ep. 1)Guest Role
- Jung Yong Ju[Delinquent boy] (Ep. 1, 4)Guest Role
- Lee Ha Joo[Fencing team player] (Ep. 1)Guest Role
- Lee Joong Ok[Seon Jung Girls' High Fencing club coach] (Ep. 1, 7)Guest Role
- Yun Tae Yi[Seon Jung Girls' High School fencing team player] (Ep. 1, 7)Guest Role
- Ri Min[Newspaper delivery subscriber / Chinese restaurant owner] (Ep. 1, 14)Guest Role
- Shin Ga EunJang Chae Hee (Ep. 2)Guest Role
- Im Yong Soon[Security guard] (Ep. 2)Guest Role
- Kang Hak Soo[Loen Hotel employee] (Ep. 2)Guest Role
- Park Boo Gun[Mr. Baek's ex-employee] (Ep. 2)Guest Role
- Hyun Jin[Tae Yang High School teacher] (Ep. 2)Guest Role
- Ma Jung Pil[Tae Yang High School Faculty member] (Ep. 2)Guest Role
- Moon Woo BinKang Ji Soo [Tae Yang High School Fencing club member] (Ep. 2-4)Guest Role
- Bang Eun JungLee Da Seul [Tae Yang High School Fencing club member] (Ep. 2-4)Guest Role
- Ok Joo Ri[Ahyeon Supermarket owner] (Ep. 2, 4, 8, 11, 13)Guest Role
- Jung Chung Gu[Myeongjin Book Rentals owner] (Ep. 2, 5, 16)Guest Role
- Ok Ye RinNa Hee Do [Young] (Ep. 2, 7, 11)Guest Role
- Bae Sung Il[Mr. Baek's ex-employee] (Ep. 2, 8)Guest Role
- Kim Bum Joon[Ji Woong's friend] (Ep. 2, 10, 12)Guest Role
- Kyung Da EunGo Yu Rim [Young] (Ep. 2, 11)Guest Role
- Jo Nam Hee[Tae Yang High School Headmaster] (Ep. 2, 12)Guest Role
- Jeon Se Yong[Passerby] (Ep. 3)Guest Role
- Yoo Eun A[Elephant Snacks diner] (Ep. 3)Guest Role
- Seo Young Sam[Korean history teacher] (Ep. 3)Guest Role
- Seo Jung BinKim Jong Chan (Ep. 3, 5)Guest Role
- Yeon Seung BinChoi Won Hwan (Ep. 3, 5)Guest Role
- Jeon Soo HwanMr. Kim [Han River C&T interviewer] (Ep. 4)Guest Role
- Song Jae SaengMs. Son [Han River C&T interview host] (Ep. 4)Guest Role
- Son Young Sun[Bus passenger] (Ep. 4)Guest Role
- Hong Eun Jeong[Job interviewee] (Ep. 4)Guest Role
- Koo Ja Keon[Job interviewee] (Ep. 4)Guest Role
- Choi Gyo Shik[Neighbourhood man] (Ep. 4)Guest Role
- Kim Nam Yee[Yi Jin's paternal aunt] (Ep. 4)Guest Role
- Jang Joon Hyun[Yi Jin's acquaintance / Director of Han River C&T] (Ep. 4)Guest Role
- Kim Ha Ru[National team fencer] (Ep. 4-5, 7)Guest Role
- Lee Sun Goo[National fencing team coach] (Ep. 4-7)Guest Role
- Jeon Young[Yogurt lady] (Ep. 4, 8)Guest Role
- Lee Kyung Oh[UBS Network director] (Ep. 4, 11)Guest Role
- Lee So YoonKim Min Chae [Young] (Ep. 5)Guest Role
- Kim Na In[Mover] (Ep. 5)Guest Role
- Lee Bum Chan[Referee] (Ep. 5)Guest Role
- Kook Joong Woong[Referee] (Ep. 5)Guest Role
- Kim Nak Kyun[Detective] (Ep. 5)Guest Role
- Lee Jae Woo[Photo studio owner] (Ep. 5)Guest Role
- Lee Dong Kyu[UBS Network Sports anchor] (Ep. 5-7)Guest Role
- Jung Hyung SukKim Hak Gyu [UBS Sports department head] (Ep. 5-7, 9-13)Guest Role
- Park Jung Pyo[Yi Jin's maternal uncle] (Ep. 5, 9-11)Guest Role
- Seok HeeSawaguchi [Japanese national team fencer] (Ep. 6)Guest Role
- Kim Ji Ho[MBS TV network employee] (Ep. 6)Guest Role
- Song Yo Sep[MBS TV network department head] (Ep. 6)Guest Role
- Jung Jong Hoon[KBY TV network department head] (Ep. 6)Guest Role
- Han Kyu HyukKang Hak Rae (Ep. 6-7)Guest Role
- Garrison Michael Farquharson-KeenerAlan Smith [Referee] (Ep. 6-7)Guest Role
- Park YunJung Da Yeong (Ep. 6-7, 9-11)Guest Role
- Jo Min WookKwon Dung Uk (Ep. 6-7, 9-11)Guest Role
- Choi Tae JoonJung Ho Jin [National fencer] (Ep. 6, 12)Guest Role
- Ji Yun SeongJi Yun Seong [KBY Reporter] (Ep. 6, 12)Guest Role
- Lee Jong Goo[Diner] (Ep. 7)Guest Role
- Go Dong Eob[Diner] (Ep. 7)Guest Role
- Choi Hwa Young[Diner] (Ep. 7)Guest Role
- Bae Yoo Ri[Hotel receptionist] (Ep. 7)Guest Role
- Bae Hyun Kyung[UBS Network Sports department staff] (Ep. 7)Guest Role
- Baek Suk KwangNa Sung Jin [Hee Do's father] (Ep. 7, 11)Guest Role
- Shin Yeon Suk[Hee Do's grandmother] (Ep. 7, 11)Guest Role
- Lee Joon HeeHa Byung Jin (Ep. 8)Guest Role
- Park Eun Young[Neighbourhood woman] (Ep. 8)Guest Role
- Yoon Boo Jin[Neighbourhood woman] (Ep. 8)Guest Role
- Goo Shi Yeon[Jae Kyung's co-worker] (Ep. 8)Guest Role
- Kwak Myung Hwa[Fencing association executive] (Ep. 8)Guest Role
- Kim Sung Yong[Disciplinary committee member] (Ep. 8)Guest Role
- Nam Dong Ha[Disciplinary committee member] (Ep. 8)Guest Role
- Kim Joon Hyung[Sanga University coach] (Ep. 8, 11)Guest Role
- Yoo Min JooPark Hye Jin (Ep. 9)Guest Role
- Choi Si ABaek Soo Yeong (Ep. 11)Guest Role
- Min Hyeon U[Soldier] (Ep. 2)Guest Role
- Kim In Cheol[Cinematographer]Guest Role
- Kim Mi Suk[Dog shop owner]Guest Role
- Andy Jin[Japanese fencing coach]Guest Role
- Yoon Joo ManPark [UBS Network Documentary PD] (Ep. 9-10)Guest Role
- Lee Shi Hoo[UBS Network Cameraman] (Ep. 9-10)Guest Role
- Park Ji Ho[UBS Network Documentary staff] (Ep. 9-10)Guest Role
- Yoon Se WoongSeo Yeong Seong [Tae Yang High School Teacher] (Ep. 9-12)Guest Role
- Oh Choong Geun[UBS Network staff] (Ep. 9, 12)Guest Role
- Kim Tae Moon[UBS Network cameraman] (Ep. 9, 12)Guest Role
- Cha Yong HwanHwang Ho Jin [UBS Network reporter] (Ep. 11)Guest Role
- Oh Il Young[Carpenter] (Ep. 11)Guest Role
- Jun Joon Woo[Restaurant host] (Ep. 11)Guest Role
- Park Yoo Mil[UBS Network staff] (Ep. 11)Guest Role
- Jeong Young Do[UBS anchor] (Ep. 11-12)Guest Role
- Ji Hyun Woo[Jungle Prince bassist] (Ep. 11, 13)Guest Role
- Kang Seong Hwa[Jungle Prince guitarist] (Ep. 11, 13)Guest Role
- Im Woo Chan[Jungle Prince drummer] (Ep. 11, 13)Guest Role
- Kang Sung Jin[Jungle Prince keyboardist] (Ep. 11, 13)Guest Role
- Shin Hee ChulKim [Detective] (Ep. 12)Guest Role
- Jung Hyun Chul[Detective] (Ep. 12)Guest Role
- Do Ye Chan[Policeman] (Ep. 12)Guest Role
- Park Chan Young[Upset diner] (Ep. 12)Guest Role
- Bae Gi Beom[Upset diner] (Ep. 12)Guest Role
- Baek Ji HyeKim Da Mi (Ep. 13)Guest Role
- Lee Sang KyungYang Chan Mi [Young] (Ep. 13)Guest Role
- Kim Mi HyeShin Jae Kyung [Young] (Ep. 13)Guest Role
- Kim Jun HoJun Ho [Hee Do's senior] (Ep. 13)Guest Role
- Byun Yoon Jeong[Ji Woong's mother] (Ep. 13)Guest Role
- Yang Eun Sol[Reporter] (Ep. 14)Guest Role
- Kim Jang Hwan[Reporter] (Ep. 14)Guest Role
- So Joon Sung[Reporter] (Ep. 14)Guest Role
- Na Ho Won[Bus driver] (Ep. 14)Guest Role
- Choi Min[Fencing coach] (Ep. 14)Guest Role
- Cha Mi Kyung[Victim's mother] (Ep. 14)Guest Role
- Son Dong Soo[Sports agency employee] (Ep. 14)Guest Role
- Choi Nam Wook[Fencing association employee] (Ep. 14)Guest Role
- Kim Joo AhSophia Choi [9/11 survivor] (Ep. 15)Guest Role
- Park Yong[9/11 survivor] (Ep. 15)Guest Role
- Lee Sung Il[UBS Network staff] (Ep. 15)Guest Role
- Ha Seung Youn[Hospital hallway woman] (Ep. 15)Guest Role
- Kim Si Kook[University teacher assistant] (Ep. 15)Guest Role
- Park Ki DukLee Gi Hun (Ep. 15-16)Guest Role
- Kwon Dan A[National team fencer] (Ep. 15-16)Guest Role
- Park Se InHan Min Jung (Ep. 16)Guest Role
- Kang HoonBaek Yi Hyun [Older] (Ep. 16)Guest Role
- Kang Moon Kyung[UBS director 2009] (Ep. 16)Guest Role
- Park Bin[UBS Network staff ] (Ep. 16)Guest Role
- Park Bo Bae[UBS Network staff ] (Ep. 16)Guest Role
- Kim Nam Hee[Cellphone store employee] (Ep. 16)Guest Role
- Yang Joon Seok[Student]Guest Role
- Lee Joon Sun[Reporter]Guest Role
- Jun Jung Il[Café boss]Guest Role
- Kim Do Gyeong[Employee]Guest Role
- Lee Song Kyung[Tae Yang High School Fencing club member]Guest Role
- Park Ha Eun[Tae Yang High School Fencing club member]Guest Role
Cameo
- Park Hyuk Cameo
Voice Actor
- Jaspreet Kaur[Reporter] (Ep. 7)Voice Actor
Unknown
- Kim Ha Jin Unknown
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