''Oh, the Mysterious'' () is a

South Korean television series Korean drama (), also known as K-drama or Koreanovela, refers to Korean-language television shows made in South Korea. These shows began to be produced around the early 1960s, but were mostly consumed domestically until the rise of the Korean Wa ...

starring Yoon Kyun-sang and Jung Hye-sung. It aired on SBS from November 27, 2017, to January 30, 2018, on Mondays and Tuesdays at 22:00 ( KST) for 40 episodes.

Synopsis

About a framed escapee turned fake police detective ( Yoon Kyun-sang) taking down bad criminals and learns to uncover his true identity.

Cast

Main

* Yoon Kyun-sang as Kim Jong-sam/Oh Il-seung : A framed ex-convict and prison escapee who becomes a fake detective that becomes a part of Metropolitan Investigation Unit. He is smart and fast at what he does while being handsome and firm. * Jung Hye-sung as Jin Jin-young : An inspector of the investigation unit who is smart, athletic with an impressive performance record.

Supporting

Seoul Metropolitan Police Agency

Kim Hee-won Kim Hee-won (; born January 10, 1971) is a South Korean actor and director. Since 2007, he has played supporting roles in films and television series A television show, TV program (), or simply a TV show, is the general reference to a ...

as Park Soo-chil * Do Ki-seok as Kim Min-pyo * Kang Shin-hyo as Kwon Dae-woong *

Choi Won-young Choi Won-young (; born Choi Seong-wook on January 10, 1976) is a South Korean actor. Career Choi Won-young made his acting debut in 2002's '' Sex Is Zero'', and has since appeared in both film and television. But his most notable roles have be ...

as Jang Pil-seong *

Im Hyun-sik Im Hyun-sik (born December 31, 1945) is a South Korean actor. He is best known for his leading role in the family drama ''Three Families Under One Roof'' (1986-1993), and supporting roles in the period epics '' Hur Jun'' (1999) and '' Jewel in ...

as Jo Man-seok

Institute for Future Economics

* Jun Gook-hwan as Lee Kwang-ho * Kim Young-pil as Ahn Tae-jung

Food Company

Yoon Yoo-sun Yoon Yoo-sun (; born January 17, 1969) is a South Korean actress. She began her career as a child actress in 1975, and continued acting as an adult in film and television, including in '' The Story of Two Women'' (1994), ''Even If the Wind Bl ...

as Kook Soo-ran **

Kim Hye-yoon Kim Hye-yoon (; born November 10, 1996) is a South Korean actress. She gained recognition for her role as Kang Ye-seo in JTBC's Korean drama, television series ''Sky Castle'' (2018–2019), before landing her first leading roles in both televisi ...

as young Kook Soo-ran * Park Sung-geun as Kwak Young-jae * Oh Seung-hoon as Gi Myeon-jung * Kim Dong-won as Baek Kyung

Others

Jang Hyun-sung Jang Hyun-sung (; born July 17, 1970) is a South Korean actor. He started his acting career as a member of the ''Hakjeon'' Theatre Company, before transitioning to film and television. Jang is best known for starring in director Song Il-gon's a ...

as Kang Cheol-gi *

Kwon Hwa-woon Kwon Hwa-woon is a South Korean actor. He is known for his roles in '' Lie After Lie'', '' Sky Castle'', '' Doctor John,'' '' Zombie Detective'' ''and Mouse.'' He also appeared in movie ''Northern Limit Line The Northern Limit Line or North ...

as Hyeon Jin-gyeom *

Choi Hyo-eun Choi Hyo-eun (born 2 March 1994) is a South Korean actress and model. Early life Choi studied theatre and film at Cheongju University. Choi Hyo Eun is an actress under the artist management company Star Iyagi Entertainment. Career She start ...

as Kim-ji *

Jeon Sung-woo Jeon Sung-woo (; born December 30, 1987) is a South Korean actor. In 2007, he made his debut as a musical actor at the age of 20 in Lee Yun-taek's production of the musical ''Dream on Mars''. Since then, he has ventured into television, making h ...

as Scab **

Kim Ye-jun Kim Ye-jun (; born April 28, 2007), is a South Korean teenaged actor. He is known for his roles in ''Misaeng: Incomplete Life'', ''Weightlifting Fairy Kim Bok-joo'', ''The Rebel (South Korean TV series), The Rebel'', ''Secret Mother'' and ''Arthd ...

as young Scab * Kim Da-ye as Cha Eun-bi **

Ok Ye-rin Ok Ye-rin (; born on 14 December 2011) is a South Korean child actress. She made her acting debut in 2017, since then, she has appeared in number of films and television series. She is known for her various roles as child actor as: ''My Secret ...

as Young Cha Eun-bi *

Baek Eun-hye Baek Eun-hye (; born 1 September 1986) is a South Korean actress, model and singer. She is known for her roles in dramas such as ''Nokdu Flower'', ''What's Wrong with Secretary Kim'', '' No, Thank You'' and '' The Good Detective''. Early life a ...

as Nurse *

Jeon Ye-seo Jeon Ye-seo (; born July 26, 1978) is a South Korean actress. Filmography Television series Film Awards and nominations References External links * * Jeon Ye-seo Fan Cafeat Daum * * * * Jeon Ik-ryungon Daum Jeon I ...

as Han Cha-kyung *

Yoon Bok-in Yoon Bok-in ( born on 16 December 1970) is a South Korean actress. She made her acting debut in 1990 in theater, since then, she has appeared in number of plays, films and television series. She got recognition for her supporting roles in ''Sus ...

as Yoo Kwang-mi * Choi Dae-hoon as Kim Yoon-soo *

Moon Woo-jin Moon Woo-jin (; born February 19, 2009) is a South Korean actor. He made his acting debut in 2016 and since then, he has appeared in a lot of television series. His first best-known work was in ''What's Wrong with Secretary Kim'' (2018). He als ...

as Han Kang * Jason Scott Nelson as Drug lord *

Jeon No-min Jeon No-min (born Jun Jae-yong on August 28, 1966) is a South Korean actor. Among his recent roles were the villainous Hwarang warrior Seolwon in ''Queen Seondeok Queen Seondeok ( ; ? – ; day of the lunar month of the year of Inpye ...

as Jin Jung-gil *

Yoon Na-moo Kim Tae-hoon (; born August 13, 1985), better known by the stage name Yoon Na-moo (), is a South Korean actor under SM C&C. He is best known for his roles in the Korean television series '' Dr. Romantic'' (2016) and '' Dr. Romantic 2'' (2020). ...

as Song Il-chun

Production

The series is directed by Shin Kyung-soo of ''

Deep Rooted Tree ''Deep Rooted Tree'' () is a 2011 South Korean television series starring Han Suk-kyu, Jang Hyuk and Shin Se-kyung. Based on the novel of the same name by Lee Jung-myung, it aired on SBS from 5 October to 22 December 2011 on Wednesdays and ...

'' (2011) and ''

Six Flying Dragons ''Six Flying Dragons'' () is a South Korean television series starring Yoo Ah-in, Kim Myung-min, Shin Se-kyung, Byun Yo-han, Yoon Kyun-sang and Chun Ho-jin. It aired on SBS on Mondays and Tuesdays at 22:00 for 50 episodes beginning on Oc ...

'' (2015) and written by Lee Hyun-joo of ''

School 2013 ''School 2013'' () is a 2012 South Korean television series starring Jang Na-ra, Choi Daniel, Lee Jong-suk, Park Se-young and Kim Woo-bin. The teen drama depicts the struggles and dilemmas that modern-day Korean youth face, such as bullyin ...

'' (2012).

Original soundtrack

Part 1

Part 2

Part 3

Ratings

* In the table below, represent the lowest ratings and represent the highest ratings. * NR denotes that the series did not rank in the top 20 daily programs on that date.

Awards and nominations

International broadcast

* In

Singapore Singapore, officially the Republic of Singapore, is an island country and city-state in Southeast Asia. The country's territory comprises one main island, 63 satellite islands and islets, and one outlying islet. It is about one degree ...

and

Malaysia Malaysia is a country in Southeast Asia. Featuring the Tanjung Piai, southernmost point of continental Eurasia, it is a federation, federal constitutional monarchy consisting of States and federal territories of Malaysia, 13 states and thre ...

, the series aired within 24 hours after its original South Korean broadcast on Sony One under the title ''Doubtful Victory''.

References

External links

* * * {{Hancinema drama, Questionable_Start Seoul Broadcasting System television dramas Korean-language television shows 2017 South Korean television series debuts South Korean crime television series 2018 South Korean television series endings Television series by RaemongRaein