Cast[]
- Henry as Thomas
- Milo as Edward
- Roberto as Henry
- Oscar as Gordon
- Denzel as James
- Cobby as Percy
- Fergus as Toby
- Gertie as Lady
- Monsterdragon as Diesel 10
- Glimmer Known and Monstertroll as Spatter and Dodge
- Izzy and Kayla as Annie and Clarabel
- Kelly as Henrietta
- Mike (from Monsters Inc) as Bertie
- Art (from Monsters University) as Harold
- Waternoose (from Monsters Inc) as George
- Bile (from Monsters Inc) as Butch
- Rabbit (from Winnie The Pooh) as Cranky
- Mickey (from Mickey Mouse) as Sir Topham Hatt
- Minnie (from Mickey Mouse) as Lady Hatt
- Wubbzy (from Wow! Wow! Wubbzy!) as Mr. Conductor
- Walden (from Wow! Wow! Wubbzy!) as Junior
- Daizy (from Wow! Wow! Wubbzy!) as Lily
- Widget (from Wow! Wow! Wubbzy!) as Lily's Mom
- Huggy (from Wow! Wow! Wubbzy!) as Stacy Jones
- Buggy (from Wow! Wow! Wubbzy!) as Burnett Stone
- Earl (from Wow! Wow! Wubbzy!) as Billy Twofeathers
- Kooky Kid (from Wow! Wow! Wubbzy!) as Patch
- Shine (from Wow! Wow! Wubbzy!) as Tasha
- Mayor Whoozle (from Wow! Wow! Wubbzy!) as P.T. Boomer