Jung Yunho, who also is known by his stage name U-Know Yunho, is a South Korean singer-songwriter and actor. Born on February 6, 1986, he also is known simply as U-Know or Yunho. After auditioning for a talent agency in 2001, Junho debuted after two years of training in late 2003 as a member of the popular K-pop boy group TVXQ, which has been called “Asia’s Stars” and the “King of K-Pop.” Yunho and the other members of TVXQ made their acting debuts in the 2006 miniseries “Banjun Theater.” Yunho has since starred in many films, musical theater productions, variety shows and television dramas, including “Poseidon” (2011), “Queen of Ambition” (2013), “The Night Watchman” (2014), “I Order You” (2015) and “Melo Holic” (2017).

Jung Yunho

Go Sung Hee is a South Korean actress. Born on June 21, 1990, she began her entertainment career as the host of the television variety show “Style Studio” in 2009. She branched into acting in a minor role in the 2010 film “A Good Night’s Sleep for the Bad.” She gained wider fame for her roles in the television dramas “Miss Korea” (2013), “The Night Watchman’s Journal” (2014), “Spy” (2015) and “My Beautiful Bride” (2015), “While You Were Sleeping” (2017) and “Mother” (2018).

Go Sung Hee

Do Ha

Jung Il Woo is a popular South Korean actor. Born on September 9, 1987, he made his acting debut in a small role in the 2006 thriller film “The World of Silence” but began to gain recognition after his first television role in the 2006 drama “Unstoppable High Kick.” He has since starred in many popular films and television dramas, including “The Return of Iljimae” (2009), “My Fair Lady” (2009), “Flower Boy Ramyun Shop” (2011), “The Moon Embracing the Sun” (2012), “Golden Rainbow” (2013) and “The Night Watchman” (2014). In addition to his many Korean acting awards, Jung Il Woo also won the Asia Male Actor Award at Beijing’s 2012 Huading Awards, becoming the first non-Chinese entertainer to be nominated since the awards show began in 2005.

Jung Il Woo

Seo Ye Ji is a South Korean actress. Born on April 6, 1990, she made her acting debut in the television series “Potato Star 2013QR3” in 2013. She has since starred in “The Night Watchman” (2014), “Super Daddy 10” (2015), “Last” (2015), “Moorim School” (2016), “Hwarang” (2016-2017) and “Lawless Lawyer” (2018).

Seo Ye Ji

Park Soo Ryeon

Choi Won Young is a South Korean actor. Born on January 10, 1976, he began his acting career in the 2002 film “Sex Is Zero.” He has since starred in many popular films and television series, including “A Hundred Years’ Inheritance” (2013), “Heirs” (2013), “Three Days” (2014), “The Night Watchman” (2014), “Secret Door” (2014), “Kill Me, Heal Me” (2015), “I Remember You” (2015), “Twenty Again” (2015), “Please Come Back, Mister” (2016) and “Laurel Tree Tailors” (2016-2017). Choi Won Young married actress Shim Yi Young in 2014. They met on the set of “A Hundred Years’ Inheritance” in 2013.

Choi Won Young

King Haejong

Hwang Seok Jeong is a South Korean actress who was born on February 2, 1971, in Busan, South Korea. She studied at the National University of Arts, and then went on to graduate at Seoul National University, where she majored in Korean Traditional Music. She first made a name for herself when she appeared in the 2001 movie “Take Care of My Cat.” She has since gone on to star in numerous hit drama series releases, including “Misaeng: Incomplete Life” (2014) and “The Miracles We Met” (2018).

Hwang Seok Jeong

Jung Woo Shik is a South Korean actor. He was born on October 21, 1984 and made his acting debut in 2013. Since then, he has appeared in a handful of films and television dramas, including “The King of Jokgu” (2014), “Diary of a Night Watchman” (2014), “Shine or Be Mad” (2015), and “Missing Noir M” (2015).

Jung Woo Shik

Lee Ha Yul is a South Korean actor who was born on May 20, 1987, in Incheon, South Korea. He studied at the Seoul Institute of the Arts and made his acting debut in the 2011 drama series “Midnight Hospital.” He followed up with his big-screen bow in the 2012 movie “Heaven is Only Open to the Single.” He has since appeared in a number of hit drama series titles, including the more recent “Ms. Ma, Nemesis” (2018) and “Search” (2020).

Lee Ha Yul

Kim Heung Soo

Ah Young

Jo Dal Hwan is a veteran South Korean actor. Born on May 10, 1981, he made his acting debut in 2001 film “My Boss, My Hero” and then gained recognition with his next role in the 2002 film “Sex Is Zero.” He has since appeared in many memorable supporting roles in both films and television dramas, including the recent “Inspiring Generation” (2014), “The Night Watchman” (2014), “Spy” (2015) and “Mirror of the Witch” (2016).

Jo Dal Hwan

Moon Bo Ryung is a South Korean actress who was born on January 24, 1983. She studied Drama and Film at Dankook University, and debuted in the 2011 movie “Campus S Couple.” She has since gone on to appear in “My Mother is a Daughter-In-Law” and – more recently – the drama series “Mom Has an Affair” (2020).

Moon Bo Ryung

Lee Se Chang

Lee Jae Yong is a veteran South Korean character actor known for playing supporting roles in film and television that span two decades. Born on March 21, 1963, he made his acting debut in the 1997 film “3PM Paradise Bath House.” He has since enjoyed a prolific career in many popular films and television dramas, including the recent “Three Days” (2014), “The Night Watchman” (2014) and “My Beautiful Bride” (2015). Lee Jae Yong is married to Kim Hyeon Ah.

Lee Jae Yong

Yoo Da In is the stage name of Ma Young Seon, an award-winning South Korean actress. Born on February 9, 1984, she made her acting debut in the 2005 film “The Beast and the Beauty.” She gained critical acclaim and is best known for her role in the 2010 indie film “Re-encounter,” which was her first leading role and brought numerous Best New Actress awards. She has since starred in many popular films and television dramas, including the recent “Ordinary Love” (2012), “The Night Watchman’s Journal” (2014), “Plus Nine Boys” (2014) and “One More Happy Ending” (2016).

Yoo Da In

Seo Yi Sook is a South Korean actress who was born on October 25, 1967, in Incheon, South Korea. She studied at Chung Ang University, where she studied in the Korean Music Department. She began her career as a stage performer in the late 1980s and went on to make her movie debut in “Spring in my Hometown” in 1998. Her drama series debut came in 2010 when she starred in “Jejoongwon.” More recently, she has appeared in the series “My Fantastic Funeral” (2015) and “Nobody Knows” (2020).

Seo Yi Sook

Shim Eun Jin

Ahn Jung Hoon

Go Chang Suk is a South Korean actor who was born on October 13, 1970, in Busan, South Korea. He studied Theater at the Seoul Institute of the Arts, and made his feature film debut in the 2004 movie “The Last Wolf,” following up with an appearance in the international hit film “Sympathy for Lady Vengeance” in 2005. He made his small-screen debut in the drama series “Dream” in 2009, and was awarded the Best Supporting Actor prize for his role in “A Barefoot Dream” at the Chunsa Film Art Awards in 2010. More recently, he has appeared in drama series titles such as “Encounter” (2018) and “Memorist” (2020).

Go Chang Suk

Kim Sung Oh is a South Korean actor. Born on September 15, 1978, he began his career in small film roles in 2002 and then gained fame in in 2010 for his supporting roles in the television drama “Secret Garden” and the film “The Man From Nowhere.” He has since appeared in many popular films and television dramas, including the recent “When a Man Loves” (2013), “Inspiring Generation” (2014), “The Night Watchman’s Journal” (2014), “Warm and Cozy” (2015) and “Baek Hee Has Returned” (2016), for which he won the Excellence Award at the 2016 KBS Drama Awards.

Kim Sung Oh

Yoon Tae Young is an award-winning South Korean actor. Born on October 9, 1974, he made his acting debut in the 1997 television drama “Beautiful My Lady” and has mainly acted in television since. Some of his recent roles include “The Legend” (2007), “Strike Love” (2009), “The Night Watchman” (2014) and “Neighborhood Hero” (2016). Yoon Tae Young is the son of former Samsung Electronics vice chairman Yoon Jong Yong and is married to actress Im Yoo Jin since 2007. He studied business administration at Illinois Wesleyan University.

Yoon Tae Young

Kim So Yun (2002)

Song Yi Woo

Kang Ji Woo

Lee Chae Mi

MBC, KOCOWA

Set in the Joseon dynasty, one who denies ghosts, one who seeks to use them, and one who seeks to destroy them vie for power in this light-hearted, romantic, fantasy action thriller.

Diary of a Night Watchman

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