Rocky, Colt and TumTum must battle an evil wealthy toxic waste dumper in order to save a local Indian tribe and their friend Joe. The 3 Ninjas must help find Joe's father and find a secret disk that contains evidence that could stop the toxic landfill that is destroying the Indian community. However the town is owned by the rich man and he controls the police and even the mayor. They must fight a motorcycle gang and renegade cowboys in this non-stop ninja adventure.
Is 3 Ninjas Knuckle Up on Netflix? Yes! The movie 3 Ninjas Knuckle Up is now on Netflix in the countries listed below.
| Directing | Shin Sang-ok | Director |
| Crew | Dane Farwell | Stunts |
| Crew | James Logan | Special Effects |
| Directing | Scott Harris | First Assistant Director |
| Production | Gary Oberst | Casting |
| Art | Phil Brandes | Art Direction |
| Costume & Make-Up | Cynthia Hernandez | Additional Hairstylist |
| Directing | Thomas B. Park | First Assistant Director |
| Crew | Charles T. Kanganis | Post Production Supervisor |
| Directing | Mark Choi | Second Assistant Director |
| Costume & Make-Up | Nancy Cassett | Makeup Artist |
| Production | Paul Brinkman | Unit Manager |
| Crew | Davor Atles | Carpenter |
| Art | David Carlton | Property Master |
| Crew | Paulette Fox | Scenic Artist |
| Art | Grant Garrison | Swing |
| Art | Jerry Conger | Standby Carpenter |
| Art | Tim Hannon | Construction Coordinator |
| Directing | Suzie Pelissier | Second Assistant Director |
| Directing | Eric Small | First Assistant Director |
| Crew | Darcy Kaye | Scenic Artist |
| Costume & Make-Up | Laura LaRocca | Makeup Artist |
| Art | Shirley Starks | Set Decoration |
| Art | Charles Durden | Swing |
| Sound | Tom Amelotte | Foley Mixer |
| Sound | Joe Barnett | Foley Editor |
| Sound | Joe Barnett | Foley Recordist |
| Art | Todd Starks | Leadman |
| Art | Stephen Sturm | Construction Foreman |
| Art | Don Day | Production Design |
| Costume & Make-Up | Virginia Capobianco | On Set Dresser |
| Sound | Joe Barnett | Dialogue Editor |
| Sound | Suzanne Geary-Angel | Foley Artist |
| Crew | Kevin McCarthy | Special Effects Coordinator |
| Sound | Ginger Geary | Foley Artist |
| Crew | Eric Leisher | Special Effects |
| Directing | Carla Bowen | Second Assistant Director |
| Crew | Rick Ponce | Carpenter |
| Sound | William Smith | Dialogue Editor |
| Art | David H. Soloman | Assistant Art Director |
| Sound | Andy Napell | Foley Recordist |
| Sound | Craig Roberts | Sound Recordist |
| Art | Julie Ryan | Swing |
| Crew | Jerry Mackey | Carpenter |
| Sound | Rob Ellis | Supervising Sound Editor |
| Art | Jill O'Neill | Swing |
| Sound | Christopher M. Taylor | Boom Operator |
| Crew | Tony King | Special Effects |
| Crew | John Alden | Stunts |
| Sound | Bill V. Robbins | Sound Mixer |
| Crew | Phil Adams | Stunts |
| Crew | John Branagan | Stunts |
| Crew | Bobby Burns | Stunts |
| Crew | Barry Rousey | Special Effects |
| Crew | Bill Erickson | Stunts |
| Crew | Dwayne McGee | Stunts |
| Sound | Jeffrey R. Whitcher | Sound Re-Recording Mixer |
| Crew | Sean Holton | Special Effects |
| Crew | Christine Onesky | Special Effects |
| Crew | Mickey Cassidy | Stunts |
| Crew | Tod Keller | Stunts |
| Crew | Gary Littlejohn | Stunts |
| Crew | Buck McDancer | Stunts |
| Crew | Sandra McCarthy | Special Effects Coordinator |
| Crew | Brian Avery | Stunts |
| Crew | Dan Bradley | Stunts |
| Crew | Jeff Harvey | Special Effects |
| Crew | Kurt Bryant | Stunts |
| Crew | Jim Holley | Stunts |
| Sound | Jeffrey R. Whitcher | Sound Designer |
| Sound | Jeffrey R. Whitcher | Sound Effects Editor |
| Crew | Sandy Berumen | Stunts |
| Crew | Al Goto | Stunts |
| Crew | Simone Boisseree | Stunts |
| Crew | David Cadiente | Stunts |
| Crew | Eugene Collier | Stunts |
| Crew | Steve Callahan | Special Effects |
| Crew | Rick Avery | Stunts |
| Crew | Andy Gill | Stunts |
| Crew | Keii Johnston | Stunts |
| Crew | Daniel Cruder | Special Effects |
| Crew | Steve Joyner | Special Effects |
| Crew | Joe Perez | Special Effects |
| Crew | Maria Doest | Stunts |
| Crew | Brad Billington | Martial Arts Choreographer |
| Crew | Brett A. Jones | Stunt Coordinator |
| Crew | Charlie Kao | Martial Arts Choreographer |
| Crew | Mark Orrison | Stunts |
| Crew | Lori Lynn Ross | Stunts |
| Crew | Keith Campbell | Stunts |
| Crew | Michael Cassidy | Stunts |
| Crew | Richard Epper | Stunts |
| Crew | Fritz Lieber | Stunts |
| Crew | Al Jones | Stunt Coordinator |
| Crew | Tom O'Mara | Special Effects |
| Crew | Jeff Bornstein | Stunts |
| Sound | Lev L. Spiro | Boom Operator |
| Crew | Doc D. Charbonneau | Stunts |
| Crew | Monty Cox | Stunts |
| Crew | Randy Lamb | Stunts |
| Crew | Gene LeBell | Stunts |
| Crew | Ray Lykins | Stunts |
| Crew | Larry Nicholas | Stunts |
| Crew | Don Pulford | Stunts |
| Crew | Spiro Razatos | Stunts |
| Crew | Tim Sampson | Stunts |
| Crew | William Washington | Stunts |
| Crew | Mickey Cassidy | Stunt Double |
| Lighting | Kathy Grieb | Electrician |
| Crew | Brian Smrz | Stunts |
| Crew | Joyce McNeal | Stunts |
| Crew | Michiko Moorehead | Stunts |
| Crew | Chuck Picerni Jr. | Stunts |
| Crew | Mario Roberts | Stunts |
| Crew | Tierre Turner | Stunts |
| Crew | Larry Nicholas | Stunt Double |
| Crew | Richard Cetrone | Stunts |
| Crew | Jack Gill | Stunts |
| Crew | Brad Orrison | Stunts |
| Crew | Jan Michael Shultz | Stunts |
| Crew | Steve Vandeman | Stunts |
| Crew | Michael Ragsdale | Stunts |
| Crew | Erik Stabenau | Stunts |
| Crew | Denney Pierce | Stunt Double |
| Crew | Birgit K. Schier | Stunts |
| Crew | Rex Pierson | Stunts |
| Crew | Thomas Rosales Jr. | Stunts |
| Camera | Chuck Baker | Additional Camera |
| Crew | Phil Culotta | Stunts |
| Crew | Ben Ryan Ganger | Stunts |
| Crew | Clint Lilley | Stunts |
| Crew | Pat Romano | Stunts |
| Crew | Lee Poppie | Stunts |
| Crew | Brad Billington | Stunts |
| Crew | Jimmy Ortega | Stunts |
| Crew | Rhonda Leigh Miller | Stunts |
| Crew | Lynn Salvatori | Stunts |
| Camera | Peter Pilafian | Underwater Camera |
| Crew | Bill McIntosh | Stunts |
| Crew | Denney Pierce | Stunts |
| Crew | Al Goto | Stunt Double |
| Camera | David Winner | Grip |
| Production | Shirley Weddle | Extras Casting Assistant |
| Crew | Al Jones | Stunts |
| Crew | Brett A. Jones | Stunts |
| Lighting | Doug Weinmann | Electrician |
| Crew | Merritt Yohnka | Stunts |
| Crew | Ben Ryan Ganger | Stunt Double |
| Camera | Louie Escobar | Best Boy Grip |
| Lighting | Steven J. Kovalesky | Electrician |
| Costume & Make-Up | Julia Bartholomew | Costumer |
| Costume & Make-Up | Riki Lin Sabusawa | Costumer |
| Crew | Bruce Comtois | Stunt Driver |
| Camera | Larry Glover | Grip |
| Lighting | Chris Milani | Electrician |
| Camera | Picha Srisansanee | Second Assistant Camera |
| Camera | Michael Gulbin | Grip |
| Camera | Alex Klabukov | Grip |
| Camera | Yoshiharu Nushida | Still Photographer |
| Costume & Make-Up | Maili Lafayette | Costumer |
| Editing | Kirsten Chalker | Assistant Editor |
| Production | Anna Camille Miller | Extras Casting |
| Camera | Barbu Marian | First Assistant Camera |
| Lighting | Chris Martinez | Electrician |
| Lighting | Edwin Schiernecker | Electrician |
| Lighting | Dean Hayasaka | Gaffer |
| Camera | Paul Taylor | Steadicam Operator |
| Lighting | Kerrec 'K-Man' Williams | Best Boy Electric |
| Camera | Mitch Gulbin | Dolly Grip |
| Costume & Make-Up | Nicola Galye | Costumer |
| Costume & Make-Up | Thomas G. Marquez | Assistant Costume Designer |
| Production | Vicki Ellis | Production Accountant |
| Crew | Billy Colbert | Transportation Coordinator |
| Crew | Kenny Bosse | Transportation Captain |
| Production | Felecia Hatcher Brown | Production Assistant |
| Crew | Cindera Che | Choreographer |
| Sound | Louis Febre | Original Music Composer |
| Crew | Buddy Banner | Driver |
| Production | Mac Gordon | Location Manager |
| Crew | Peter Popp | Craft Service |
| Crew | Ernie Edgerton | Driver |
| Costume & Make-Up | Scilla Andreen | Costume Design |
| Production | Martha W. Chang | Producer |
| Production | James Kang | Producer |
| Production | Shin Sang-ok | Executive Producer |
| Crew | Eugene D. Shlugleit | Cinematography |
| Sound | Gary S. Scott | Original Music Composer |
| Editing | Pamela Choules | Editor |
| Writing | Alex S. Kim | Writer |
