10 epsEpisodes10 episodes · 1–10 free here
Free on Back'n'Time
The story
Quick answer: 10 episodes, English original audio, and episodes 1–10 play right here tonight.
Jamal was a 280-pound loser bullied by the school's star player. Reborn with pro-level skills, he transforms over one summer and steals the starting point guard spot.
When the rich bully sabotages his shoes and frames him, Jamal exposes the plot on the jumbotron, wins a Duke scholarship, and makes the girl who doubted him fight for him.
- Episodes
- 10
- Language
- English
- Free here
- Episodes 1–10
More like thisSame energy, different night
See all
Questions people ask
How many episodes are there in Underdog's Slam Dunk?
Underdog's Slam Dunk has 10 episodes in total. Short dramas run about one to two minutes an episode, so it is an easy one-sitting binge. Episodes 1–10 play right here on Back'n'Time.
Can I watch Underdog's Slam Dunk for free?
Yes — the first 10 episodes are free to watch on this page, no account and no sign-up.
What happens after episode 10?
Tap episode 11, or any tile with a lock on it, and we hand you over to the official app at that episode. If the app isn't installed yet, you'll land on its store page first. We don't host the locked episodes and we never ask for payment details.
What's Underdog's Slam Dunk about?
The story section above has the setup without spoilers past episode 10.
What language is Underdog's Slam Dunk in?
The audio is English. It was added to Back'n'Time on Oct 20, 2026.
Episode 11 continues in the app
You've watched the free part. Underdog's Slam Dunk carries on in the official app — we'll open it at this episode.
Continue in the official appKeep watching 1–10