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Pro Bono
2025 South Korean television series From Wikipedia, the free encyclopedia
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Pro Bono (Korean: 프로보노) is an ongoing South Korean legal drama television series written by Moon Yoo-seok, directed by Kim Seong-yoon and Baek Sang-hoon, and starring Jung Kyung-ho, So Joo-yeon, Lee Yoo-young, Yoon Na-moo, Seo Hye-won, and Kang Hyung-seok. The series follows a high-achieving but arrogant judge who is forced to become a public interest lawyer. It premiered on tvN on December 6, 2025, and airs every Saturday and Sunday at 21:10 (KST). It is also available for streaming on Netflix.
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Synopsis
Kang David, a former judge turned public interest lawyer, had it all: fame, a perfect image, and a huge following on social media. But his life, driven by ambition and materialism, took an unexpected turn, forcing him to start over in a humble role.
Cast
Main
- Jung Kyung-ho as Kang David[2]
- Park Yoon-ho as teen Kang David[3]
- A former judge who becomes a public interest lawyer.
- So Joo-yeon as Park Gi-ppeum[2]
- A law expert who earns admiration through in-depth knowledge.
Supporting
Pro Bono Team Members
- Yoon Na-moo as Jang Yeong-sil[2]
- Seo Hye-won as Yoo Nan-hee[2]
- Kang Hyung-seok as Hwang Jun-woo[2]
O&Partners People
- Lee Yoo-young as Oh Jung-in[4]
- The new CEO of O&Partners.
- Kim Kap-soo as Oh Gyu-jang[5]
- Choi Dae-hoon as Woo Myung-hoon
Guest appearances
- Shin Hye-ji as Baek Han-byeol, the granddaughter of Baek Joong-seop, who runs a dog café.[6]
- Lee Moon-sik as Shin Jung-suk (Ep. 1 - Chief Justice).[7]
- Kim Jung-young as Kim Sung-rye (Ep. 1, 2 - Kang David's mother who passed away suddenly when Kang David was a high school student).[8]
- Yun Je-wook as Yoo Jae-bum (Ep. 1, 2 - A conman, pretended as Kang David's elementary school classmate. Oh Jung-in's Chauffeur).[9]
- Sung Dong-il as Choi Ho-jip (Ep. 2 - Chief Judge who is notorious for his prickly nature in the legal community).[10]
- Yoon Sang-jung as Ji So-yun (Ep. 2 - The rescuer of the puppy Byuli).[11]
- Lee Chun-moo as Kim Kang-hoon ( Ep. 3, 4 - 12-year-old child on wheelchair due to the paraplegia disability and wants to sue God for damages) [12]
- Jung Sae-byul as Jung So-min ( Ep. 3, 4 - Kang-hoon's mother who is pushed to the limits of life while raising her disabled son alone) [13]
- Yoo Jae-myung as Choi Woong-san (Ep. 4 - Woongsan Group and hospital’s chairman who advocates anti-abortion hospital policy due to his religious beliefs) [14]
- Lee Dae-yun as Kook Young-joon ( Ep. 3, 4 - The appellate court judge) [15]
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Production
Development
Pro Bono is written by Moon Yoo-seok, directed by Kim Seong-yoon, planned by Studio Dragon, and co-produced by Sequence One, Lotte Cultureworks, and Studio Flow.[2]
Casting
On February 19, 2025, it was reported that Jung Kyung-ho would star in the series.[16] On March 26, Lee Yoo-young was reported to be cast as the lead.[17] Jung Kyung-ho and So Joo-yeon were officially confirmed to star on April 28.[18] On April 30, Choi Dae-hoon was set to make a special appearance.[19] On October 30, Yoon Na-moo, Seo Hye-won, and Kang Hyung-seok were officially revealed to have joined the cast as part of the pro bono team alongside Jung and So.[2][20]
Music
The OST singer lineup, which includes K.Will, Gyeong-gye, John Park, Namjong, and Yangpa, was unveiled by Curiosity Studio on December 1, 2025. The music director of the series is Park Sung-il.[21]
Release
On November 1, 2025, a teaser video was released, and the series was confirmed to premiere on tvN on December 6, airing every Saturday and Sunday at 21:10 (KST).[22] It also streams on Netflix.[23]
Viewership
Pro Bono : South Korea viewers per episode (millions)

Source: Audience measurement performed nationwide by Nielsen Korea.[24]
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References
External links
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