
Inner city kids from a poor neighborhood go up against the undefeated Beverly Hills Junior National Karate Team.
Does Underdog Kids have end credit scenes?
No!
Underdog Kids does not have end credit scenes. You can leave when the credits roll.
Explore the complete cast of Underdog Kids, including both lead and supporting actors. Learn who plays each character, discover their past roles and achievements, and find out what makes this ensemble cast stand out in the world of film and television.

Ron Yuan
Marc Zuko

Ryan Potter
Eric

Dallas Liu
Young Jimmy

Beau Bridges
Ron Butz

Max Gail
Charlie Walker

Tom Arnold
Gene "Geno" Burman

Lauren Bowles
Mrs. Jones

Jaron Adams
Bathroom Bully (uncredited)

Ted McGinley
Mr. Hershfeld

Nicolas Bechtel
Sean

Phillip Rhee
Jimmy 'The Lightning Bolt'

Richard Norton
Judge

Don Wilson
Judge

Adam Irigoyen
Wyatt

Andrew Franklin
Ricky

Seth Lee
Jake

Mirelly Taylor
Valerie Cruz

Ellia English
Big Mama

Cade Sutton
Raymond

Lorenz Arnell
Rasheed

Rayna Vallandingham
Leticia

Aidan Considine
Alex

Sebastian Saraceno
Big Guy

Benny Urquidez
Judge
Discover where to watch Underdog Kids online, including streaming platforms, rental options, and official sources. Compare reviews, ratings, and in-depth movie information across sites like IMDb, TMDb, Wikipedia or Rotten Tomatoes.
Challenge your knowledge of Underdog Kids with this fun and interactive movie quiz. Test yourself on key plot points, iconic characters, hidden details, and memorable moments to see how well you really know the film.
Who is the former mixed martial arts champion that becomes the coach of the ragtag team?
Read the complete plot summary of Underdog Kids, including all major events, twists, and the full ending explained in detail. Explore key characters, themes, hidden meanings, and everything you need to understand the story from beginning to end.
At the Mid-County Community Center, a coach quits teaching a ragtag team of aspiring martial artists. Charlie, the community center leader, is on the hunt for a new mentor when Jimmy Lee, a former mixed martial arts champion and Charlie’s protégé whose career stalled three years earlier after an accident, arrives. Reluctantly, he agrees to coach the group, consisting of Wyatt, Leticia, Raymond, Ricky, and brothers Alex and Sean, as he works toward a possible MMA comeback.
The kids carry weighty personal struggles: poverty, bullying, a longing for approval, and the pain of parental loss. Jimmy slowly warms to them, recognizing their needs and earning their trust in return. His patient guidance helps them begin to grow, both as a team and as individuals, and the sense of possibility returns to their lives.
When the team heads to their first competition, Jimmy runs into his old childhood rival, Ted Barrett, who coaches the three-time national karate champions, the Beverly Hills Scorpions. Ted weaponizes his fame to influence others, even as his own son Eric objects to his ways. The younger players suffer humiliation, and Jimmy—driven to secure support for the team—tries to find a sponsor. Ted retaliates by smearing Jimmy’s name and ensuring he’s blacklist from potential backers. Just when hope seems dim, Big Mama, a friend and food truck owner, steps in with a sponsorship. To seal the deal, Jimmy makes a bold, humiliating move at the next event by appearing in a hot dog costume, a stunt that earns sympathy and attention for the Underdogs, the team’s new nickname.
With renewed energy, the kids accept the name and push forward. Jimmy adds another recruit, Rasheed, a quiet yet volatile fighter whose mother wants him to channel his intensity into self-discipline. As training intensifies, the Underdogs begin to win more often, building confidence and camaraderie. A big tournament looms, and the prospect of facing the Scorpions becomes real.
To help with balance and rhythm, the aunt Valerie Cruz encourages ballet lessons for the team. The fresh approach gives them grace in their movements, though it also introduces a moment of vulnerability as the Scorpions uncover their training and post the footage online, triggering taunts and renewed pressure, especially on Rasheed who battles a speech issue that becomes a point of ridicule.
Jimmy’s bond with Rasheed deepens after a tense confrontation at home, and they discover common ground that strengthens their resolve. Meanwhile, Jimmy earns an opportunity to return to MMA, but he leaves the day before the big showdown to weigh a contract in Las Vegas. The decision weighs on him, and he ultimately realizes MMA may not be the path for him anymore. He returns in time to lead the Underdogs into the climactic confrontation.
The final showdown unfolds with a series of one-on-one matches that ends in a tense tie. The tiebreaker is a group kata, and the Scorpions post a score of 49. The Underdogs, energized by a last-minute, creatively arranged a cappella beat arranged by Rasheed’s brother and friends after the music is sabotaged, deliver a flawless performance and earn a perfect 50. The Underdogs win, and the moment is sweeter for the sense of sportsmanship that follows: Eric joins in congratulating the Underdogs, and the two teams declare a new friendship. Ted Barrett’s sponsor cuts ties with him in disgust over his unsportsmanlike conduct, signaling a quiet turning point in the rivalry and a vindication for Jimmy and the Underdogs. The story closes on a note of resilience, teamwork, and the idea that guidance and hard work can transform a group of underdogs into champions.

Coming soon on iOS and Android
From blockbusters to hidden gems — dive into movie stories anytime, anywhere. Save your favorites, discover plots faster, and never miss a twist again.
Sign up to be the first to know when we launch. Your email stays private — always.
Explore the mobile appWatch official trailers, exclusive clips, cast interviews, and behind-the-scenes footage from Underdog Kids. Dive deeper into the making of the film, its standout moments, and key production insights.
Explore the various alternative titles, translations, and other names used for Underdog Kids across different regions and languages. Understand how the film is marketed and recognized worldwide.
What's After the Movie?
Not sure whether to stay after the credits? Find out!
Check out our other apps:
SAT Sphere
Build confidence for the Digital SAT.
Mori Atlas
Discover wild places worth protecting.
Luntero
Search smarter for a home in Amsterdam.
Plot Explained
Unravel movie endings and hidden clues.
Pokechamp
Dive into Pokémon data and battle logic.
Driving Theory
Get ready for your European theory test.
Movie Dust
Plan your next cinema trip with ease.
Musemap
Find art and culture as you travel.
Selkobase
Compare credentials before committing.
Local Manual
Turn an unfamiliar country into practical next steps.
Lernavi
Compare school systems before your next move.
GymRoam
Find a workout stop wherever your plans take you.
Explore Our Movie Platform
New Movie Releases (2026)
Famous Movie Actors
Top Film Production Studios
Movie Plot Summaries & Endings
Major Movie Awards & Winners
Best Concert Films & Music Documentaries
Movie Collections and Curated Lists
© 2026 What's After the Movie. All rights reserved.
Privacy Policy