Police University Cast that follows Yoo Dong-man, a seasoned detective turned professor with two decades of experience across various police departments, who teams up with his students to solve cases.
Table of Contents
Introduction

“Police University” is a 2021 South Korean television drama that combines elements of crime-solving, youth, and campus life. Set in the prestigious National Police University, the series follows the unlikely alliance between a veteran detective turned professor and his passionate students as they team up to uncover hidden crimes both inside and outside the campus. With a mix of mystery, heart, and humor, the drama showcases a talented ensemble cast, including Cha Tae-hyun, Jung Jin-young, and Krystal Jung, each bringing depth and charm to their roles.
Police University Cast
Cha Tae-hyun as Yoo Dong-man: Cha Tae-hyun is a seasoned South Korean actor, singer, and entertainer known for his versatile performances in both film and television. In Police University, he portrays Yoo Dong-man, a passionate detective with over 20 years of experience in various divisions, including homicide and cyber investigations. Transitioning to academia, he becomes a professor at the National Police University, where he mentors students in the art of crime-solving. Cha Tae-hyun’s extensive acting career includes notable films such as My Sassy Girl and Scandal Makers, as well as television dramas like 2 Days & 1 Night.
Jung Jin-young as Kang Sun-ho: Jung Jin-young, often known as Jinyoung, is a South Korean singer, songwriter, and actor. He gained prominence as a member of the boy group B1A4, where he serves as the leader and lead vocalist. In Police University, Jung Jin-young plays Kang Sun-ho, a first-year student at the National Police University and a former hacker seeking redemption. His character is determined to transform his life and contribute positively to society. Beyond his musical career, Jung Jin-young has showcased his acting skills in dramas such as Love in the Moonlight and When My Love Blooms.
Krystal Jung as Oh Kang-hee: Krystal Jung, born Krystal, is an American-born South Korean singer and actress. She is a member of the girl group f(x) under SM Entertainment. In Police University, Krystal portrays Oh Kang-hee, a dedicated first-year student striving to become a police officer. Her character is characterized by a strong will and righteous heart, working tirelessly to achieve her dream. Krystal’s acting portfolio includes roles in dramas like The Heirs and Player.
Choo Young-woo as Park Min-kyu: Choo Young-woo is a rising South Korean actor known for his compelling performances. In Police University, he plays Park Min-kyu, a first-year student from a family of lawyers. His character is unshakable and principled, bringing a cool charisma to the university setting. Choo Young-woo’s recent work includes a role in School 2021, where he portrayed Jung Young-joo, a transfer student with a hidden past
Supporting Cast
Choo Young-woo as Park Min-kyu
- A first-year student from a family of lawyers, known for his elite academic standing and composed demeanor.
Lee Dal as No Bum-tae
- A warmhearted student and the roommate of Kang Sun-ho, often acting as the “information source” among peers.
Yoo Young-jae as Jo Joon-wook
- An energetic student who serves as the “mood maker” of the university, bringing liveliness to the campus.
Choi Woo-sung as Yoon Seung-beom
- A student at the National Police University.
Byeon Seo-yun as Lee Eon-ju
- A student at the National Police University.
Yoo Hyun-joo as Yoon Ji-hye
- A student at the National Police University.
Park Seung-yeon as Min Jae-kyung
- A student at the National Police University.
Song Jin-woo as Park Cheol-jin
- A student at the National Police University.
Seo Ye-hwa as Baek Hee
- The director of the university’s Guidance Department, overseeing student welfare.
Kang Shin-il as Seo Sang-hak
- A professor of Public Administration and head of the Scientific Investigation Research Society.
Conclusion
Police University brings together a compelling blend of veteran actors and rising stars, each delivering memorable performances that breathe life into the drama’s thrilling mix of mystery, youth, and heartfelt emotion. From Cha Tae-hyun’s seasoned detective to Krystal Jung and Jung Jin-young’s passionate students, the cast creates a believable and dynamic environment that captures both the challenges and camaraderie of police academy life. The strong supporting cast further enriches the story, adding layers of humor, intensity, and heart. With its well-rounded ensemble and engaging character arcs, Police University stands out as a must-watch for fans of character-driven crime dramas and campus stories.
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FAQs
Who plays the lead role of the detective-turned-professor in Police University?
Cha Tae-hyun plays Yoo Dong-man, the veteran detective who becomes a professor at the National Police University.
Is Krystal from f(x) in Police University?
Yes! Krystal Jung (also known as Krystal of f(x)) plays Oh Kang-hee, a determined freshman police student.
Who is Jung Jin-young, and what’s his role in the drama?
Jung Jin-young, also known as Jinyoung from B1A4, plays Kang Sun-ho, a former hacker who enrolls at the police university to change his life.
Are any real-life K-pop idols in the cast?
Yes, both Jung Jin-young (B1A4) and Yoo Young-jae (formerly of B.A.P) are part of the main cast.
Who is Choo Young-woo, and what character does he play?
Choo Young-woo plays Park Min-kyu, a serious and intelligent freshman with a strong moral compass. He’s also a rising actor gaining attention for his recent roles.
Who are the comic relief characters in the show?
Lee Dal as No Bum-tae and Yoo Young-jae as Jo Joon-wook often provide comic moments, lightening up the intense scenes.
Which actor plays the antagonist or suspicious characters?
Without giving spoilers, some faculty and side characters (like those played by Lee Jong-hyuk and Oh Man-seok) have more complex and possibly shady roles as the story unfolds.
Are there any veteran actors in the cast?
Yes, actors like Cha Tae-hyun, Kang Shin-il, and Lee Jong-hyuk bring years of experience and depth to the drama.
Where else can I see the main cast?
Cha Tae-hyun: My Sassy Girl, Scandal Makers
Krystal Jung: The Heirs, Prison Playbook, Player
Jung Jin-young: Love in the Moonlight, When My Love Blooms
Choo Young-woo: School 2021, Oasis
Is the chemistry between the main leads good?
Definitely. The natural chemistry between Cha Tae-hyun, Krystal, and Jin-young adds authenticity to the mentor-student dynamic and the budding romance subplot.