Pro Bono

Pro Bono (Korean: 프로보노) is an upcoming South Korean legal drama television series written by Moon Yoo-seok [ko], directed by Kim Seong-yoon, and Baek Sang-hoon [ko], and starring Jung Kyung-ho, So Joo-yeon, 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 is scheduled to premiere on tvN on December 6, 2025, and will air every Saturday and Sunday at 21:10 (KST).

Pro Bono
Promotional poster
Hangul	프로보노
RR	Peurobono
MR	P'ŭrobono
Genre	Legal drama
Written by	Moon Yoo-seok [ko]
Directed by	Kim Seong-yoon Baek Sang-hoon [ko][1]
Starring	Jung Kyung-ho So Joo-yeon Yoon Na-moo Seo Hye-won Kang Hyung-seok
Country of origin	South Korea
Original language	Korean
Production
Running time	60 minutes[1]
Production companies	Sequence One Lotte Cultureworks Studio Flow
Original release
Network	tvN

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

• Jung Kyung-ho as Kang David^[2]

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.

• Yoon Na-moo as Jang Yeong-sil^[2]
• Seo Hye-won as Yoo Nan-hee^[2]
• Kang Hyung-seok as Hwang Jun-woo^[2]
• Choi Dae-hoon
• Kim Kap-soo as Oh Gyu-jang^[3]
• Lee Yoo-young as Oh Jung-in^[4]

The new CEO of O&Partners.

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.^[5] On March 26, Lee Yoo-young was reported to be cast as the lead.^[6] Jung Kyung-ho and So Joo-yeon were officially confirmed to star on April 28.^[7] On April 30, Choi Dae-hoon was set to make a special appearance.^[8] 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][9]

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).^[10]