It's seldom in K-dramas that an actress marches while dreassed in a military uniform. But once they do, these female celebrities will make your knees weak because of how impressive they look!

Get to know these actresses who took on their respective military or police roles in action-packed and gripping shows.

Major Sophie E. Jean From "Joint Security Area"

Lee Young Ae is known in her unforgettable character as Major Jean in the classic film "Joint Security Area" in 2000. Here, she's a fearless military officer who investigates a gunfire incident in the Joint Security Area between North and South Korea. She keeps a calm and firm aura while questioning alleged men in uniforms representing the North and the South.

Kim Hyang Ah From "The King: Two Hearts"

Ha Ji Won dressed up as a North Korean military officer in a new era drama "The King: Two Hearts" in 2012. She is the daughter of a high ranking official who met a crown prince from South Korea in a joint military training. Their friendship blossomed romantically and got engaged.

Cha Soo Hyun From "Signal"

Kim Hye Soo played as a determined police officer and team leader of a cold case unit, Cha Soo Hyun, in the crime drama "Signal" in 2016. She portrayed two characters here: one in the past as a rank and file officer in the 1980s and the other one is the present who's a detective.

Lieutenant Yoon Myung Joo From "Descendants of The Sun"

Kim Ji Won in DOTS played as 1st Lt. Yoon Myung Joo in 2016. She is the brave soldier who proves her courage in the battlefield and her love for fellow officer Sgt. Seo Dae Young (Jin Goo).

Lieutenant Son Ye Rim From "Search"

f(x)'s Krystal plays as a special officer and lieutenant of CBR Defense Command (CBR - chemical, biological, and radiological). She is the meticulous and intelligent officer who will try to find out the mysterious incident that occurs in the DMZ.

OCN's "Search" is an upcoming drama set to premiere in October 2020.