Marry Me Now

• Han Ji-hye as Park Yoo-ha[5]

She is Hyo-seob’s second daughter. She is a rational woman with a passionate heart. Whereas the eldest daughter Sun-ha looked after the siblings like a mother, Yoo-ha was the type who would give her younger siblings a lesson. The fact that she got into medical school made her the pride and joy of the family. When she married Seongun, a millionaire's son, she was called a Cinderella and became the envy of many women. Although Seongun made her forgo her dream of becoming a doctor, she still loved him. As time went by, she found herself gradually becoming a woman befitting a member of Seongun's family. As she did for Seongun, she starts to endure everything for her lovely daughter Eun-su.

• Lee Sang-woo as Jung Eun-tae[6]
  • Choi Seung-hoon as young Jung Eun-tae

He's an internist at Jahan Hospital. He is a cranky doctor who takes the lead in going on voluntary medical service abroad. He may be a rogue, but he's the finest doctor. People call him an arrogant, rude and unruly "mad dog," but he doesn't mind it at all because thanks to this nickname, no other doctor would try to irritate him. Surprisingly, he is the most caring brother and uncle to his older sister and his niece, and he's as generous as a saint to his patients. His late father was in the forefront of overseas medical services. Back then, he resented his father for being neglectful of his family while he was busy taking care of his patients. But when he followed his father's footsteps and served in Africa, at last he came to understand his father. But as a side effect, he decided not to marry. Dating is fine, but forget marriage. He doesn't want to hurt his family like his father did. He would commit to practicing medicine for his entire life. After serving in Africa for several years, he returns to Korea when his brother-in-law, who is the director of Jahan Hospital, calls for help. Eventually, he will start dating Yoo-ha.

• Yoo Dong-geun as Park Hyo-seob
  • Yoo In-hyuk as young Park Hyo-seob

He is a master shoemaker and owner of a handmade shoe store. At the same time, he is a compassionate father of four children. This man of perseverance has been making handmade shoes for several decades at the same spot. Ever since his wife died, he has been sacrificing his life for his children, who mean the world to him along with shoes. However, wind suddenly starts blowing in his peaceful life. He had wished that his eldest daughter would marry a reliable man, but she brings a younger boyfriend as a potential spouse. His town, where he has lived his entire life, is targeted for redevelopment. On top of all, his first love, Miyeon, shows up after 36 years, just like a storm. And she's no ordinary woman. She's a proud building owner.

• Chang Mi-hee as Lee Mi-yeon
  • Jung Chae-yeon as young Lee Mi-yeon

She is a woman of overbearing haughtiness. But she's also a majestic and elegant landlord. She is arrogant, but she behaves with common decency. She is rude, but she keeps it within bounds. She makes poignant remarks, but she only says the right things. That's why even her audacity and evil tongue seem to make her more charming. Every single investment she makes hits the jackpot, and everything prospers with her. Nevertheless, her life was not without a few bumps on the road. After her husband ran off overseas when his company went bankrupt, she started from the bottom and kept on rolling until she came to own a building. Although she is enjoying a glamorous single life, she feels empty inside somehow. In the beginning, she lives with her “son” Moon-sik. To recollect the happiest time of her life, she decides to restore the house in which she lived with her father in her twenties. Then she comes across Hyoseob, her first love and object of her hatred.

• Park Sun-young as Park Sun-ha

Hyo-seob’s first daughter. She became the mother of the family after her mother died.

• Yeo Hoe-hyun as Park Jae-hyung

Hyo-seob’s only son. He’s trying to find a job.

• Keum Sae-rok as Park Hyun-ha

Hyo-seob’s last born child.

• Park Chul-ho as Ma Dong-ho
• Kim Ye-ryeong as Shim Il-soon
• Choi Jung-woo as Yeon Chan-koo
• Kim Mi-kyung as Jung Jin-hee
• Park Se-wan as Yeon Da-yeon
• Kim Kwon as Choi Moon-sik
• Park Joon-geum as Woo A-mi
• Kang Sung-wook as Cha Kyung-su
• Hwang Dong-joo as Chae Sung-woon
• Kim Yoon-kyung as Chae Hee-kyung
• Park Sang-myun as CEO Yang
• Kim Ae-ran as Kim Young-shik's wife
• Choi Dae-chul as Team Leader Go
• Lee Ji-hoon as Manager Yoo
• Hong Seung-hwi as Assistant Manager Kim
• Lee Kan-hee as Kang Young-jin
• Kim Woo-hyuk as Ji Woong-hee[7]
• Kang Yu-chan as VIP customer (Cameo)
• Ji Yoon-ho as Han Tae-soo
• Kim Yu-seok as Choi Dong-jin
• Lee Han-wi as Kim Young-sik (cameo)

The "Hope Solidarity Union" (희망연대노조) recently expressed concern about the well—being of the drama's working staff. According to the union, the production staff members were exposed to a harsh working environment — they were overworked but their salary was too low. The HSU is currently mediating a dialogue between the staff, KBS, and GnG Production.[8]