Thomas/Ben 10

Cast

 * Percy as Ben Tennyson (In Ben 10)
 * Thomas as Ben Tennyson (In Alien Force)
 * Emily as Gwen Tennyson (In Alien Force)
 * Rosie as Gwen Tennyson (In Ben 10)
 * Neville as Kevin 11 (In Alien Force)
 * Billy as Kevin 11 (In Ben 10)
 * Toby as Max Tennyson
 * Bill as Upchuck
 * Edward as Wildvine
 * Gordon as Diamond Head
 * Henry as Heatblast
 * Spencer as Fourarms
 * Diesel as XRL8
 * Scruff as Gray Matter
 * Murdoch as Benwolf
 * Whiff as Upgrade
 * Stanley as Cannonbalt
 * Derek as Ripjaws
 * Boco as Way Big
 * Ben as Ditto
 * Oliver as Eye Guy
 * Donald as Benmummy
 * Douglas as Benvictor
 * Duck as Swampfire
 * Diesel 10 as Humongasaur
 * Dennis as Chromastone
 * Stepney as Echo Echo
 * Salty as Spidermonkey
 * Harold as Goop
 * James as Jetray
 * Fergus as Big Chill
 * Trevor as Alien X
 * Daisy as Charmcaster
 * Arry as Vilgax
 * Bert as Sixsix
 * Splatter as Krabb
 * Dodge as Vulkanuss
 * Bulgy as Highbreed
 * Bertie as Alan
 * Terence as Azmuth
 * Skarloey as Stinkarms
 * Rheneas as Diamond matter
 * Sir handel as Heatjaws
 * Peter Sam as Spitter
 * Rusty as as Articguana
 * Duncan as Buzzshock
 * Duke as Ben 10000
 * Bertram as Kevin 11000
 * Madge as Gwen (Ken's Mother)
 * George as Zombozo
 * Elizebeth as Helen
 * Jeremy as Pierce
 * Molly as Xylene
 * Mavis as Verdona
 * Caroline as Ken's Sister
 * The Spitful Brakevan as Billy Alien
 * Toad as Eye Alien