About Ben 10: Ultimate Alien
- Released on April 23, 2010
With his secret identity now revealed to the world, Ben Tennyson continues to fight evil as a superhero with the help of the newly acquired Ultimatrix.
Main Cast of Ben 10: Ultimate Alien
Yuri Lowenthal plays Ben Tennyson (voice) (52 episodes)
Ashley Johnson plays Gwen Tennyson (voice) (52 episodes)
Greg Cipes plays Kevin Levin (voice) (52 episodes)
Dee Bradley Baker plays Humungosaur (voice) (52 episodes)
Secondary Cast of Ben 10: Ultimate Alien
Chris Pratt plays Cooper (voice) (2 episodes)
Powers Boothe plays Sunder (voice) (1 episode)
Peter Stormare plays King Xarion / King Viktor (voice) (1 episode)
Beth Littleford plays Sandra Tennyson (voice) (1 episode)
Greg Ellis plays Dagonet / Reporter Chet Rigby (voice) (1 episode) , Prince Gyula / Cyborg #2 (voice) (1 episode)
J.K. Simmons plays Magister Gilhil / Plumber (voice) (1 episode)
Scott Menville plays Jimmy / J.T. / Pilot 2 (voice) (1 episode) , J.T. (voice) (1 episode) , Jimmy Jones (voice) (3 episodes)
Fred Tatasciore plays Foreman / Surgeon / Hammer (voice) (1 episode) , Quince / Robot Guard (voice) (1 episode) , Staradisimus / Forever Knight #3 (voice) (1 episode)
Nicholas Guest plays Simons / Worker / Guest (voice) (1 episode)
Peter MacNicol plays Oliver / Forever Knight #1 (voice) (2 episodes)
Matt Levin plays Cash (voice) (1 episode)
Tara Strong plays Serena / Young Ben Tennyson (voice) (1 episode)
Kevin Michael Richardson plays Kwarrel (voice) (1 episode) , Magister Pyke (voice) (1 episode)
Xander Berkeley plays Warden Morgg / Trukk (voice) (1 episode)
Brian George plays Victor Valadis / Janitor (voice) (1 episode)
Miguel Ferrer plays Magister Hulka / Alpha #4 (voice) (1 episode)
Rob Paulsen plays Technician / Rhomboid Vreedle / Engineer #2 (voice) (1 episode) , Rhomboid Vreedle / Magister Patelliday (voice) (1 episode) , Baz-El / Forever Knight #1 / Churl #4 (voice) (1 episode)
Charlie Schlatter plays Tack / Plumber (voice) (1 episode)
Olivia Hack plays Emily (voice) (1 episode)
Jason Marsden plays Young Max Tennyson (voice) (1 episode) , Antonio (voice) (1 episode)
Paul Eiding plays Max Tennyson / Guard #1 / Guard #2 (voice) (7 episodes)
David McCallum plays Professor Paradox (voice) (3 episodes)
Juliet Landau plays Fritz (voice) (1 episode) , Verdona Tennyson / Waitress (voice) (1 episode) , Natalie Tennyson / Melinda (voice) (3 episodes)
James Arnold Taylor plays Plumber Officer / Brannigan / Kolar (voice) (1 episode) , Announcer / Fake Vilgax / Fridge (voice) (1 episode)
Adam Wylie plays Pierce / Forever Knight #3 (voice) (1 episode)
Molly C. Quinn plays Eunice / Computer (voice) (2 episodes)
Diedrich Bader plays Simian (voice) (1 episode)
Jon Polito plays Mizaru (voice) (1 episode)
Dwight Schultz plays Sheriff / Dr. Animo (voice) (1 episode) , Dr. Animo / Teacher #2 (voice) (2 episodes)
Alexander Polinsky plays Argit (voice) (4 episodes)
Tia Texada plays Elena Validus (voice) (2 episodes)
Keone Young plays Julie's Dad / Repair Man / Cop (voice) (1 episode)
Yeni Alvarez plays Dr. Borges (voice) (1 episode)
Bill Mumy plays Agent Bryson (voice) (1 episode)
Vicki Lewis plays Agent Locke (voice) (1 episode)
Peter Renaday plays Old George (voice) (1 episode) , Sir George (voice) (5 episodes)
Diane Delano plays Ma Vreedle / Pretty Boy Vreedle (voice) (1 episode)
Jeff Bennett plays Magister Labrid / Major General (voice) (1 episode) , Pops Vreedle / Jailer (voice) (1 episode) , Major Domo / Hugh (voice) (1 episode)
Robin Atkin Downes plays Sir Cyrus / Additional Voices (voice) (2 episodes)
Richard Doyle plays Driscoll / Additional Voices (voice) (2 episodes)
Khary Payton plays Hex (voice) (1 episode)
Kari Wahlgren plays Charmcaster (voice) (4 episodes)
Christopher McDonald plays Captain Nemesis (voice) (2 episodes)
Wil Wheaton plays Mike Morningstar / Darkstar (voice) (3 episodes)
Marianne Muellerleile plays Maureen (voice) (1 episode)
Tara Platt plays Jennifer Nocturne (voice) (2 episodes)
Danny Jacobs plays Captain / Police Dispatch / Dr. Pervis (voice) (1 episode)
Patrick Cavanaugh plays Winston / Esoterica / Additional Voices (voice) (3 episodes)
James Remar plays Vilgax (voice) (5 episodes)
John DiMaggio plays Trash Monster / Colonel Rozum / Additional Voices (voice) (1 episode) , Plumber / Aggregor (voice) (1 episode) , Magister Coronach / Octagon Vreedle (voice) (1 episode) , Spellbinder / Addwaitya / Diagon (voice) (1 episode) , Young Four Arms / Aggregor (voice) (1 episode) , Addwaitya / Aggregor / Faint Voice (voice) (1 episode) , Foreverduke838 (voice) (1 episode) , Conduit Edwards / Carnival Barker (voice) (1 episode) , Audience Member / Will Harangue / Rath (voice) (1 episode) , Will Harangue / Rath (voice) (1 episode) , Forever Knight #2 / Rath / TV Reporter (voice) (1 episode) , Ultimate Aggregor / Volann Commander (voice) (1 episode) , Swamps / Rath Albedo / V.O. Announcer (voice) (1 episode) , Rath / Conduit Edwards / Diagon (voice) (2 episodes) , Diagon (voice) (3 episodes) , Will Harangue / Octagon Vreedle (voice) (3 episodes) , Vulkanus / Rath (voice) (4 episodes) , Aggregor (voice) (5 episodes)
Jim Piddock plays King Urien / Color Commentator / Chair Umpire (voice) (1 episode)
Vyvan Pham plays Erin / Julie Yamamoto (voice) (1 episode) , Mrs. Jones (voice) (1 episode) , Julie Yamamoto / Ship (voice) (2 episodes) , Julie Yamamoto (voice) (2 episodes) , Julie Yamamoto / Computer Voice (voice) (5 episodes)
Zeno Robinson plays Alan Albright / Heatblast (voice) (2 episodes)
Tress MacNeille plays Zennith (voice) (1 episode)
Sean Donnellan plays Cameraman / Thug / Tech (voice) (1 episode) , Ben 10,000 / Eon (voice) (1 episode)
Crew of Ben 10: Ultimate Alien
Writing
Directing
Creator
- Chris Pratt
- Powers Boothe
- Peter Stormare
- Beth Littleford
- Greg Ellis
- J.K. Simmons
- Scott Menville
- Fred Tatasciore
- Nicholas Guest
- Peter MacNicol
- Matt Levin
- Tara Strong
- Kevin Michael Richardson
- Xander Berkeley
- Brian George
- Miguel Ferrer
- Rob Paulsen
- Charlie Schlatter
- Olivia Hack
- Jason Marsden
- Paul Eiding
- David McCallum
- Juliet Landau
- James Arnold Taylor
- Adam Wylie
- Molly C. Quinn
- Diedrich Bader
- Jon Polito
- Dwight Schultz
- Alexander Polinsky
- Tia Texada
- Keone Young
- Yeni Alvarez
- Bill Mumy
- Vicki Lewis
- Peter Renaday
- Diane Delano
- Jeff Bennett
- Robin Atkin Downes
- Richard Doyle
- Khary Payton
- Kari Wahlgren
- Christopher McDonald
- Wil Wheaton
- Marianne Muellerleile
- Tara Platt
- Danny Jacobs
- Patrick Cavanaugh
- James Remar
- John DiMaggio
- Jim Piddock
- Vyvan Pham
- Zeno Robinson
- Tress MacNeille
- Sean Donnellan