S01E011:30:311. Our Twisted HeroAfter causing trouble, Dong-ju is demoted to the Insung Metropolitan Police Agency, where he's treated like dead weight and his fellow world-class medalists also face…Episodes — Season 1
Season pageS01E011:30:311. Our Twisted HeroAfter causing trouble, Dong-ju is demoted to the Insung Metropolitan Police Agency, where he's treated like dead weight and his fellow world-class medalists also face…
S01E021:08:492. Faster, Further, StrongerAt Man-sik's suggestion, a special criminal investigation team is formed with the former world-class medalists. Ready for a fresh start, each member joins with their own…
S01E031:09:473. Million Dollar BabyConvinced that Ju-yeong is the hit-and-run driver, Dong-ju scrambles to find evidence. Meanwhile, Jong-hyeon heads to the Prosecutors' Office at Man-sik's request to…
S01E041:12:204. Float Like a ButterflyThe Special Criminal Investigation Team is now complete with Han-na's return and Jong-hyeon joining. They launch a full-scale investigation into Gyeong-il's death and…
S01E051:12:065. Punch-Drunk LoveWhile investigating Ju-yeong, the Special Criminal Investigation Team is forced to hand him over to the prosecution after their sudden intervention. Dong-ju is…
S01E061:06:366. CounterpunchUsing Han-na's surprise kiss as an excuse, Dong-ju heads out alone with her on an investigation and discovers Ju-yeong's burner phone. Jong-hyeon finds himself growing…
S01E071:04:067. Par Terre Par TerreDong-ju's assault puts the Special Criminal Investigation Team in a major crisis. Man-sik fights to keep the team together, while the others continue investigating…
S01E081:05:118. The Aimless BulletThe Special Criminal Investigation Team catches wind of Ju-yeong's drug smuggling and infiltrates the customs office disguised as a quarantine unit. Following a lead…
S01E091:04:259. AllezHan-na is kidnapped, and Dong-ju and Jong-hyeon rush to rescue her, only to find themselves trapped in a deadly crisis. Just when it seems there's no way out, an…
S01E101:03:2610. Time-outThe Special Criminal Investigation Team is disbanded in the end. Dong-ju quietly prepares revenge against Ju-yeong alone, but his reckless move only invites a greater…
S01E111:04:0811. CountdownThe Special Criminal Investigation Team reunites and uncovers Joo-young's big secret. Frightened by Dong-joo's countdown challenge, Joo-young takes desperate measures…
S01E121:07:1012. FoulFalling into Ju-yeong's trap, Dong-ju suffers a critical injury and faces his greatest crisis yet. Will he push through or fall where he stands?
S01E131:04:0813. Load, Start...Don't StopWith no way to retreat, Dong-joo and the team launch their final all-out attack on Joo-young. Moving in without hesitation, they soon face a fierce counterattack and…
S01E141:10:0314. Kings Never Die
S01E151:12:3715. On the RopesThe entire Inseong police force unites and launches a massive operation against Joo-young's gang. But just when they are close to victory, Joo-young's most devastating…
S01E161:11:5916. We Are the ChampionsAmidst the chaos, Dong-joo and Team Inseong begin their decisive battle to determine the fate of the city. Carrying the weight of everyone's hopes and expectations on…Where to stream Good Boy
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Amazon Prime VideoAmazon Prime Video with AdsAvailability provided by JustWatch via TMDB, details on TMDB. Offers in the United States, subject to change.
Good Boy synopsis
Olympic medalists join the police force through a special recruitment program, trading medals for badges as they tackle violent crimes and injustices with their athletic skills.
Good Boy cast
Park Bo-gumYun Dong-ju · 16 ep.
Kim So-hyunJi Han-na · 16 ep.
Oh Jung-seMin Joo-young · 16 ep.
Lee Sang-yiKim Jong-hyeon · 16 ep.
Heo Sung-taeKo Man-sik · 16 ep.
Tae Won-seokShin Jae-hong · 16 ep.
Seo Hyun-chulHwang Kyeong-cheol · 16 ep.
Jeong Man-sikOh Jong-gu · 16 ep.Park Chul-minKim Geum-nam · 16 ep.
Jung Seo-yeonJung Mi-ja · 16 ep.Eung-soo KimCho Pan-yeol · 16 ep.
Lee Ji-hyeonJung Gyeong-mi · 16 ep.
Go JoonLeo · 16 ep.
Kim Ji-yooYoung Ji Han-na · 16 ep.
Lee Ho-jungKim Yeon-ha / Drug Monster · 12 ep.
Kim Eung-sooJo Pan-yeol · 3 ep.Good Boy trailer
About the series Good Boy
Good Boy is a series (crime and comedy) created by Sim Na-yeon and Lee Dae-il, airing on JTBC since 2025. It has 1 season and 16 episodes of about 69 minutes each. The series ended on July 20, 2025. Cast members include Park Bo-gum, Kim So-hyun and Oh Jung-se. It is rated 8.6/10 by 198 TMDB users.
Frequently asked questions about Good Boy
Where to watch Good Boy online?
In the United States, Good Boy is available with a subscription on Amazon Prime Video and Amazon Prime Video with Ads (source: JustWatch via TMDB, offers subject to change). Each episode has its own page with this information.
How many seasons of Good Boy are there?
Good Boy has 1 season for a total of 16 episodes.
Has Good Boy ended?
Yes, the series has ended: the last episode aired on July 20, 2025.
Who stars in Good Boy?
The lead actors are Park Bo-gum (Yun Dong-ju), Kim So-hyun (Ji Han-na), Oh Jung-se (Min Joo-young), Lee Sang-yi (Kim Jong-hyeon), Heo Sung-tae (Ko Man-sik).
