In Addition to Yang Sejong & Suzy, Profile of 10 Supporting Artists 'DOONA!' and Recommendations for Dramas They Have Starred In

First, we have Ha Young, who plays Jinjoo, Wonjun's first love. She is smart and fresh with her short hair. Ha Young (30 years old) made her acting debut in 2019 through DOCTOR PRISONER. She also starred in PRIVATE LIVES, MOUSE, NOW WE ARE BREAKING UP, THE GOOD DETECTIVE 2, and had an unforgettable cameo in ATTORNEY WOO.

Park Se Wan (29 years old), who plays Choi I Ra, Wonjun's childhood frenemy who used to live in Brazil and eventually became roommates with Lee Doona. Park Se Wan made her acting debut as a ghost cameo in GOBLIN. Her subsequent works can be seen in SCHOOL 2017, ALICE, SO NOT WORTH IT, and of course, the film 645, which earned her the Best Supporting Actress award at the 2023 Baeksang Arts Awards.

Kim Do Wan (28 years old) plays Ko Jung Hoon, who doesn't talk much but turns out to be a fanboy. Kim Do Wan made his acting debut in 2018 through the drama TEMPTED. If you want to see other dramas, there's START UP, MY ROOMMATE IS GUMIHO, and more.

Kim Min Ho (33 years old) plays Seo Yun Taek, Wonjun and Doona's roommate. He has been acting since 2013 through the drama MONSTAR. He has also starred in THE SOUND OF YOUR HEART, THE UNCANNY COUNTER, NEW RECRUIT, as well as the films 645 and SWING KIDS.

Joo Yeon Woo (31 years old) plays Kook Su Jin, Wonjun's longest-lasting friend who is a fanboy of Doona. Joo Yeon Woo started acting in 2018 through SWEET REVENGE 2. He has also starred in THE SCHOOL NURSE FILES and MY PERFECT STRANGER.

Lee Jin Wook (42 years old), who plays manager Park In Wook, also known as P in Doona's phone, is a familiar face to many drama lovers. The actor made his debut in the 2006 drama ALONE IN LOVE. This handsome ahjussi can also be seen in NINE, VOICE 2, SWEET HOME, as well as films like MISS GRANNY, THE BEAUTY INSIDE, and more.

Ko Ah Sung (31 years old) is one of the members of the girl band SWEET DREAM, which had some issues with Doona. Ko Ah Sung debuted in the drama Sad Love Song in 2005. Other recommended dramas include MASTER OF STUDY, HEARD IT THROUGH THE GRAPEVINE, RADIANT OFFICE, LIFE ON MARS. However, she appears more frequently in films such as THE HOST, DUET, SNOWPIERCER, THE KING, SAMJIN COMPANY ENGLISH CLUB, and more.

Lee Chan Hyeong (26 years old) plays Ji Sehun, an upperclassman who has a crush on Jinjoo. He made his debut in the drama 2020 HOSPITAL PLAYLIST. His other dramas include THE UNCANNY COUNTER, HOSPLAY 2, GAUS ELECTRONIC, and more.

Park Sun Young (47 years old) portrays Doona's irritating mother. She made her acting debut in 2005 with the film SHE'S ON DUTY. Some of the dramas she has appeared in include REPLY 1988, BECAUSE THIS IS MY FIRST LOVE, WHEN CAMELIA BLOOMS, CRASH LANDING ON YOU, VAGABOND, CRASH COURSE IN ROMANCE, MY LOVELY LIAR, and more.

Kim Ah Song (15 years old) plays the teenage version of Doona. She debuted in 2019 with the film A RESISTANCE. Kim Ah Song has also starred in dramas such as OUR BLUES, REMARRIAGE & DESIRES, and BRAIN WORKS.