| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Aaron Springer | Crew | Writing | Writer, Storyboard | 2 |
 Amy Keating Rogers | Crew | Writing | Writer | 24 |
 Andy Bialk | Crew | Art | Prop Designer, Character Designer | 5 |
 Bill Wray | Crew | Art | Background Designer | 2 |
Brian A. Miller | Crew | Production | Producer, Supervising Producer | 24 |
Carey Yost | Crew | Visual Effects | Character Designer, Storyboard, Writer, Storyboard Artist | 1 |
 Chris Reccardi | Crew | Art | Storyboard Artist, Writer, Storyboard | 1 |
 Chris Savino | Crew | Directing | Director | 2 |
Collette Sunderman | Crew | Production | Casting Director | 26 |
Craig Price | Crew | Editing | Online Editor | 1 |
 Dan Krall | Crew | Art | Prop Designer, Art Direction | 1 |
Diana Ritchey | Crew | Production | Line Producer, Associate Producer | 3 |
Don Shank | Crew | Writing | Writer | 2 |
Eric Freeman | Crew | Sound | Sound Re-Recording Mixer | 26 |
 Genndy Tartakovsky | Crew | Production | Executive Producer, Producer, Storyboard, Story, Writer, Creator, Director | 36 |
James L. Venable | Crew | Sound | Original Music Composer | 26 |
John Dillon | Crew | Art | Prop Designer | 1 |
Lynne Naylor | Crew | Visual Effects | Character Designer | 19 |
 Mark Andrews | Crew | Writing | Storyboard, Writer | 4 |
Mike Lazzo | Crew | Production | Executive Producer, Executive In Charge Of Production | 10 |
Nadia Vurbenova | Crew | Art | Background Designer | 25 |
 Paul Rudish | Crew | Art | Prop Designer, Character Designer, Writer, Storyboard | 1 |
 Richard Daskas | Crew | Art | Background Designer | 1 |
 Rob Renzetti | Crew | Directing | Director | 9 |
 Robert Alvarez | Crew | Directing | Director | 14 |
Robert L. Harman | Crew | Sound | Sound Re-Recording Mixer | 3 |
Alicia Parkinson | Crew | Production | Post Production Coordinator | 26 |
 Andy Suriano | Crew | Visual Effects | Character Designer | 12 |
 Brian Larsen | Crew | Writing | Writer, Storyboard | 11 |
 Bryan Andrews | Crew | Writing | Storyboard, Story, Writer | 6 |
Chris Mitchell | Crew | Writing | Writer, Character Designer, Storyboard Artist | 5 |
Darrick Bachman | Crew | Production | Production Coordinator, Production Assistant, Story | 1 |
David Krentz | Crew | Writing | Writer | 10 |
Erik Wiese | Crew | Writing | Writer, Storyboard Artist | 4 |
Jennifer Pelphrey | Crew | Production | Production Director | 26 |
 Will.i.am | Crew | Sound | Main Title Theme Composer, Theme Song Performance | 26 |
Helen Bricker | Crew | Crew | Studio Teacher | 1 |
Leticia Lacy | Crew | Visual Effects | Color Designer | 8 |
 Charlie Bean | Crew | Writing | Writer, Storyboard | 6 |
 Craig Kellman | Crew | Visual Effects | Character Designer | 2 |
Jim Smith | Crew | Writing | Writer, Character Designer | 1 |
Randy Myers | Crew | Directing | Director | 23 |
Christopher Brock | Crew | Art | Background Designer | 2 |
Linda Simensky | Crew | Production | Executive In Charge Of Production | 26 |
Paul Dinletir | Crew | Crew | Additional Music | 22 |
 Scott Wills | Crew | Art | Art Direction | 26 |
Paul Douglas | Crew | Editing | Online Editor, Supervising Film Editor | 6 |
Frederick J. Gardner III | Crew | Art | Prop Designer | 3 |
Bob Staake | Crew | Visual Effects | Character Designer | 1 |
Seong Chan Lee | Crew | Visual Effects | Animation Director | 8 |
Chang Yul Jung | Crew | Visual Effects | Animation Director | 5 |
Jae Bong Koh | Crew | Visual Effects | Animation Director | 3 |
Chris Battle | Crew | Art | Prop Designer | 6 |
Joanne Halcon | Crew | Production | Production Accountant | 5 |
Todd Garfield | Crew | Production | Production Coordinator, Production Assistant | 12 |
Yu Mun Jeong | Crew | Art | Art Direction, Animation Director | 1 |
George Pajon, Jr. | Crew | Sound | Main Title Theme Composer | 26 |
Joe Privitelli | Crew | Sound | Music Editor | 26 |
Mike Manley | Crew | Art | Additional Storyboarding, Writer, Storyboard | 1 |
Dexter Smith | Crew | Visual Effects | Character Designer | 8 |
James Hearn | Crew | Sound | Dialogue Editor | 26 |
Heung Soon Park | Crew | Visual Effects | Animation Director | 8 |
Lisa Rodriguez-Noriega | Crew | Production | Production Coordinator | 26 |
Rick Taylor | Crew | Editing | Colorist | 12 |
Jennifer C. Baker | Crew | Art | Background Designer | 16 |
Ellen Suh | Crew | Art | Background Designer | 11 |
Shakeh Haghnazarian | Crew | Visual Effects | Character Designer | 6 |
Karen Greslie | Crew | Visual Effects | Color Designer | 15 |
Roger Webb | Crew | Visual Effects | Color Designer | 13 |
Bobby Gibis | Crew | Editing | Online Editor | 6 |
Paul Stec | Crew | Art | Prop Designer | 1 |
Jamy Huang | Crew | Visual Effects | Color Designer | 1 |
 André Sogliuzzo | Cast | Actor | Stitches / Taxi Driver (voice) | 1 |
 Anndi McAfee | Cast | Actress | Girl / Wee Bear / Pig #1 (voice) | 1 |
 B.J. Ward | Cast | Actress | Witch Hag (voice) | 1 |
 Billy West | Cast | Actor | Old Man / Wizard / The Man / 2nd Crowd Member (voice) | 1 |
 Bob Joles | Cast | Actor | Caccitore / Customer / Worm Handler (voice) | 1 |
 Bobby Edner | Cast | Actor | Lil Kid / Tall Kid (voice) | 1 |
 Brian George | Cast | Actor | Brotok (voice) | 1 |
 Brian Tochi | Cast | Actor | Kid B / Boy (voice) | 1 |
 Brock Peters | Cast | Actor | Lazzor (Elder) (voice) | 1 |
 Clancy Brown | Cast | Actor | Dragon (voice) | 1 |
 Clyde Kusatsu | Cast | Actor | Father (voice) | 1 |
 Corey Burton | Cast | Actor | Monk #1 / Goatman (voice) | 1 |
 Danny Mann | Cast | Actor | Kurtok / Soldier (voice) | 1 |
 Daran Norris | Cast | Actor | Spartok (voice) | 1 |
 David Alan Grier | Cast | Actor | Da Samurai | 1 |
 Dee Bradley Baker | Cast | Actor | Bully #1 / Robot (voice) | 1 |
 Gary LeRoi Gray | Cast | Actor | A Kid / Pig #2 (voice) | 1 |
 George Takei | Cast | Actor | Warrior #4 (voice) | 1 |
 Greg Burson | Cast | Actor | Quick Draw McGraw / Baba Looey (voice) | 1 |
 Grey DeLisle | Cast | Actress | Monk (voice) | 1 |
 Jeff Bennett | Cast | Actor | Creature / Rat / Gummagog (voice) | 1 |
 Jennifer Hale | Cast | Actress | Narc (voice) | 1 |
 Jennifer Martin | Cast | Actress | Ikra (voice) | 1 |
 Jess Harnell | Cast | Actor | Ringo / Waitress (voice) | 1 |
 Joe Alaskey | Cast | Actor | General / Alien # 3 (voice) | 1 |
 Joe Lala | Cast | Actor | Owner / Engineer / Passenger #1 (voice) | 1 |
 John DiMaggio | Cast | Actor | Ezekiel Clench / Alien Guard (voice) | 1 |
 John Kassir | Cast | Actor | Scissorsmith (voice) | 1 |
Jonathan Osser | Cast | Actor | Young Samurai Jack (voice) | 1 |
 Josh Peck | Cast | Actor | S Kid / Pig #3 / Alien Kid (voice) | 1 |
 Kath Soucie | Cast | Actress | Olivia (voice) | 1 |
 Kevin Michael Richardson | Cast | Actor | Guardian (voice) | 1 |
 Larry Cedar | Cast | Actor | Mr. Pibbles / Doorman (voice) | 1 |
 Lauren Tom | Cast | Actress | Kuni / Yamiko (voice) | 1 |
 Mako | Cast | Actor | Aku (voice) | 50 |
 Mark Hamill | Cast | Actor | Guiness / Other Fisherman (voice) | 1 |
 Matt Levin | Cast | Actor | Monk B (voice) | 1 |
 Maurice LaMarche | Cast | Actor | Boss / Bouncer # 2 (voice) | 1 |
 Patrick Pinney | Cast | Actor | Clansman #2 / Old Clansman / Angus (voice) | 1 |
 Peter Renaday | Cast | Actor | Priest (voice) | 1 |
 Phil LaMarr | Cast | Actor | Samurai Jack (voice) | 60 |
 Quinton Flynn | Cast | Actor | Monk A (voice) | 1 |
 Richard McGonagle | Cast | Actor | Slave Driver / Slave #3 / Slave #4 (voice) | 1 |
 Rino Romano | Cast | Actor | Thief / Robot (voice) | 1 |
 Rob Paulsen | Cast | Actor | High Voice Guy / Taxi Driver / Cop #1 (voice) | 1 |
 Ruth Williamson | Cast | Actress | Scotsman's Wife (voice) | 1 |
 Sab Shimono | Cast | Actor | Emperor (voice) | 2 |
 Tara Strong | Cast | Actress | Little Girl / Lady #2 / Girl #1 (voice) | 1 |
 Tim Curry | Cast | Actor | Worm 1 (voice) | 1 |
 Tom Kenny | Cast | Actor | Manager / Cop #6 (voice) | 1 |
 Keegan-Michael Key | Cast | Actor | Da' Samurai (voice) | 1 |
 Mike Bell | Cast | Actor | Man (voice) | 1 |
 Greg Baldwin | Cast | Actor | Aku (voice) | 10 |
| Person | Type | Job | Role(s) | Episodes |
