Voice Talent: Tara Strong (Ben / Cheerleader), Meagan Smith (Gwen / Cheerleader), Paul Eiding (Max), Jim Ward (XLR8 / Diamondhead), Richard McGonagle (Four Arms), Richard Horvitz (Grey Matter), Michael Gough (Lieutenant Steel), Richard Doyle (Enoch / Forever King), Steve Blum (Vilgax)
Written By: Michael Jelenic
Directed By: Scooter Tidwell
Ep: 41
Divided We Stand
Voice Talent: Tara Strong (Ben / Upgrade), Meagan Smith (Gwen), Paul Eiding (Max), Dwight Schultz (Animo), Rob Paulsen (Ditto), Fred Tatasciore (Ripjaws / Guard #1)
Written By: Marty Isenberg
Directed By: Sebastian O. Montes III
Ep: 42
Don't Drink the Water
Voice Talent: Tara Strong (Ben / Toddler Ben), Meagan Smith (Gwen), Paul Eiding (Max), Adam Wylie (Young Max), Fred Tatasciore (Cannonbolt / Security Guard), Steve Blum (Baby Four Arms / Smaller Heatblast / Tour Guide), Dee Bradley Baker (Stinkfly / Wildpup / Mr. Zu), Khary Payton (Hex), Kari Wahlgren (Charmcaster / Toddler Hex), Josh Keaton (Hector / Kid)
Written By: Thomas Pugsley & Greg Klein & Marty Isenberg
Directed By: Scooter Tidwell
Ep: 43
Big Fat Alien Wedding
Voice Talent: Tara Strong (Ben / Cousin Lucy), Meagan Smith (Gwen), Paul Eiding (Max), Dee Bradley Baker (Ex / Groom / Justice of the Peace), Fred Tatasciore (Cannonbolt), Steve Blum (Heatblast / Bride's Father), Jim Ward (Diamondhead / Groom's Father), Grey Delisle (Bride / Bride's Mother), B.J. Ward (Groom's Father)
Written By: Eugene Son
Directed By: Sebastian O. Montes III
Ep: 44
Ben 4 Good Buddy
Voice Talent: Tara Strong (Ben / Upgrade), Meagan Smith (Gwen), Paul Eiding (Max / Radio Chatter #2), Fred Tatasciore (Ripjaws / Guard #1 / Train Conductor), Pat Lentz (Shelby), Neil Ross (Wainwright / Guard #2 / Radio Chatter #1), Dave Wittenberg (Upchuck / Road Rage), John DiMaggio (Baron), Jennifer Hale (Turbine)
Written By: Amy Wolfram
Directed By: Scooter Tidwell
Ep: 45
Ready to Rumble
Voice Talent: Tara Strong (Ben / Little Kid / Mrs. Fang), Meagan Smith (Gwen), Paul Eiding (Max / Thug / Announcer), Jim Ward (XLR8 / Mr. Beck / Referee), Dee Bradley Baker (Wildmutt / Porcupine / Immovable Object), Rob Paulsen (Ditto / Promoter), Jason Spisak (Gatorboy)
Written By: Eugene Son
Directed By: Scooter Tidwell
Ep: 46
Ken 10
Voice Talent: Tara Strong (Gwendolyn / Buzzshock / Kenny), Paul Eiding (Old Max), Fred Tatasciore (Ben 10,000 / Way Big), Jim Ward (Wildvine / XLR8 / XLR8 Kenny), Charlie Schlatter (Devlin / Kevin / Kevin 11,000), Rob Paulsen (Ditto / Monitor), Richard McGonagle (Four Arms), Richard Horvitz (Grey Matter / Kid)
Written By: Greg Weisman
Directed By: Sebastian O. Montes III
Ep: 47
Ben 10 vs Negative 10, Part 1
Voice Talent: Tara Strong (Ben), Meagan Smith (Gwen), Paul Eiding (Max / Chicken Soldier), Catherine Cavadini (Cooper), Dwight Schultz (Dr. Animo), Dee Bradley Baker (Stinkfly / Acid Breath / DJ), Jim Ward (XLR8 / Diamondhead / Soldier), Richard Doyle (Forever King / Thug #2), Jennifer Hale (Rojo / Tour Guide), Kari Wahlgren (Charmcaster)
Written By: Thomas Pugsley & Greg Klein
Directed By: Sebastian O. Montes III
Ep: 48
Ben 10 vs Negative 10, Part 2
Voice Talent: Tara Strong (Ben / Upgrade), Meagan Smith (Gwen), Paul Eiding (Max), Charlie Schlatter (Kevin 11), Dee Bradley Baker (Stinkfly / Wildmutt), Fred Tatasciore (Tourist / Ripjaws / Cannonbolt), Steve Blum (Heatblast / Vilgax / Tour Guide), Richard Horvitz (Grey Matter), Jim Ward (Diamondhead / XLR8 / Wildvine)
Written By: Thomas Pugsley & Greg Klein
Directed By: Scooter Tidwell
Ep: 49/50/51
Secret of the Omnitrix
Voice Talent: Tara Strong (Ben), Meagan Smith (Gwen), Paul Eiding (Max), Dwight Schultz (Dr. Animo), Dee Bradley Baker (Robotic Lieutenant / Wildmutt / Gluto / Eye Guy / Alien Prisoner #1 / Automated Security), Steve Blum (Vilgax / Heatblast / Nightmarish Alien / Alien Fly Prisoner), Richard Horvitz (Grey Matter / Stinkfly Prisoner), Jim Ward (XLR8 / Ripjaws Prisoner / Incarcecon Security), Dave Wittenberg (Upchuck / Alien #2), Dave Fennoy (Tetrax / Alien #1 / Alien Prisoner #2), Vanessa Marshall (Myaxx / Salesperson), Robert David Hall (Azmuth), Richard McGonagle (Four Arms), Fred Tatasciore (Cannonbolt / Way Big)
Written By: Thomas Pugsley & Greg Klein
Directed By: Sebastian O. Montes III & Scooter Tidwell
Note: Three versions of this movie were aired, each with a different alien destroying Animo's bomb at the start. The first was with Heatblast, the second with a new alien called Eye Guy and the third with XLR8. This is also the official season finale
Ep: 52
Goodbye and Good Riddance
Voice Talent: Tara Strong (Ben / Sandra), Meagan Smith (Gwen / Girl Student #3), Paul Eiding (Max / Baddie #1), Richard Horvitz (Grey Matter / Boy Nerdy Kid #1), Fred Tatasciore (Ripjaws / Cannonbolt), Jim Ward (XLR8 / Diamondhead / Wildvine), Steve Blum (Vilgax / Ben's Teacher), Adam Wylie (J.T. / Boy Nerdy Kid #4), Dee Bradley Baker (Cash / Carl / Boy Student #4), Bill Ratner (Narrator / Baddie #2)
Written By: Thomas Pugsley & Greg Klein
Directed By: Scooter Tidwell
Note: This is the second non-canon, what-if episode. The first was season two's "Gwen 10".
Ep:
Ben 10: Race Against Time
Starring: Graham Phillips (Ben Tennyson), Christien Anholt (Eon), Haley Ramm (Gwen Tennyson), Beth Littleford (Sandra Tennyson), Don McManus (Carl Tennyson), Sab Shimono (Old Man), Aloma Wright (Mrs. Dalton)
With: Robert Picardo (Principal White)
And: Lee Majors (Grandpa Max)
Co-Starring: Tyler Patrick Jones (Cash), Tyler Foden (J.T.), Paige Hurd (Stephanie), Bianca Ruiz Brockl (Candace), David Franklin (Voice of Heatblast), Carlos Alazraqui (Voice of Grey Matter), Daran Norris (Voice of Diamondhead), Dee Baker (Voice of Wildmutt), Antoinette Spolar Levine (Talent Show Teacher), Mitch Watson (Stage Manager), Jeff Jensen (Mr. Hawkins), Michael Runyard (Fire Chief Whittington), Alex Winter (Constantine Jacobs)
Story By: Thomas Pugsley & Greg Klein
Written By: Mitch Watson
Directed By: Alex Winter
Ep:
Ben 10: Destroy All Aliens
Voice Talent: Tara Strong (Ben / Upgrade / Sandra / Computer Voice), Meagan Smith (Gwen / Girl Student), Paul Eiding (Grandpa Max), Steve Blum (Heat Blast / Mechamorph), David Fennoy (Tetrax), Richard McGonagle (Four Arms / Teacher), Robert David Hall (Azmuth), Dee Bradley Baker (Stinkfly / Wildmutt / Cash / Carl), Adam Wylie (JT), Richard Horvitz (Grey Matter / Police Radio), Jim Ward (Diamondhead), Fred Tatasciore (Way Big / Evil Way Big), Troy Baker (Azmuth's Father / Boy Student), Dwight Schultz (Dr. Animo)
