Hartnett's Kingdom Hearts Dream Worlds

Sora, Donald and Goofy will attempt to search for seven guardians of light and the "Key to Return Hearts," while King Mickey and Riku search for previous Keyblade wielders, in an attempt to stop Master Xehanort

Main Characters

 * Sora (Haley Joel Osment)
 * King Mickey Mouse (Brett Iwan)
 * Donald Duck (Tony Anselmo)
 * Goofy (Bill Farmer)
 * Ventus
 * Aqua
 * Kairi (Hayden Panettiere)
 * Lea (Quinton Flynn)
 * Riku (David Gallagher)

Major Characters

 * Cloud

Villains Council

 * Maleficent
 * Pete
 * Hades (James Wood)
 * Sa'luk (James Remar)
 * Captain Hook (Corey Burton)
 * Hans (James Woods)
 * Dr. Facilier (Keith David):
 * Yokai (James Cromwell):
 * Oogie Boogie (Ken Page): Brought by Maleficent once more
 * Morgana (Pat Carroll)
 * Zira (Grey DeLisle)
 * Shere Khan (Paxton Whitehead)
 * Davy Jones (Bill Nighy)
 * Carnotaurs (Frank Welker): Two being controlled by maleficent
 * Ysma (Candi Milo):
 * Shan-Yu: Revived by Maleficent
 * Scroop (Michael Wincott)
 * Alameda Slim:

Minions

 * Diablo
 * Weasels: Henchmen of Pete
 * Smarty (David Lander):
 * Greasy (Charles Fleischer)
 * Wheezy (Maurice LaMarche)
 * Psycho (Richard Horvitz)
 * Stupid (Fred Newman)
 * Kronk (Patrick Warburton):
 * Mr. Smee (Jeff Bennett)
 * Friends on the Other Side:
 * Lawrence: Prince Naveen's form Royal Valet
 * Fidget the Bat: Ratigan's peg-legged henchmen
 * Hayabusa: Shan-Yu's pet Falcon
 * Undertow
 * Gil, Bill & Phil Willie (Sam J. Levine): Slim's nephew triplets and henchmen
 * Rico (Diedrich Bader)

Party Members

 * Stitch "Experiment 626" (Chris Sanders)
 * Hercules (Tate Donovan)
 * Aladdin (Scott Weinger)
 * Beast (Robby Benson)
 * Flynn Rider (Zachary Levi)
 * Tiana (Anika Noni Rose)
 * Maggie (Roseanne Barr)
 * Mulan (Ming-Na)
 * Peter Pan (Bill Switzler)
 * Baloo (John Goodman)
 * Jack Skellington (Chris Sarandon)
 * Melody (Tara Strong)
 * Ariel (Jodi Benson)
 * Simba (Matthew Broderick)
 * Kiara (Neve Campbell)
 * Jack Sparrow (Johnny Depp)
 * Winnie the Pooh (Jim Cummings)
 * Kuzco (David Spade)
 * Chicken Little (Zac Brath)
 * Aladar (D.B. Sweeny)
 * Jim Hawkins (Joseph Gordon Levitt)
 * Mike Wazowski (Billy Crystal)
 * James P. "Sulley" Sullivan (John Goodman)
 * Genie (Robin Williams): Summon
 * Elsa (Idina Menzel)
 * Anna (Kristen Bell)
 * Hiro Hamada
 * Baymax (Scott Adsit)
 * Pocahantas (Irene Bedard)
 * Anakin Skywalker (Matt Lanter)

Radiant Garden

 * Cloud
 * Radiant Garden Restoration Committee
 * Leon
 * Yuffie
 * Aerith
 * Cid
 * Red XIII
 * Lighting
 * Merlin
 * Tifa Lockhart
 * Vincent Valentine (Steven Blum)

Paradise Islands (Lilo & Stitch)

 * Lilo
 * Nani
 * David
 * Cobra Bubbles (Ving Rhames)
 * Pleakley
 * Jumba Jookiba
 * Grand Councilwoman
 * UGF Troopers

Olympus Colosium

 * Phil
 * Meg
 * Pegasus
 * Zeus
 * Hermes
 * Zack Fair

Agrabah

 * Princess Jasmine
 * Abu
 * Iago
 * Carpet
 * Genie
 * The Sultan
 * Cassim

Beast's Castle

 * Belle
 * Lumiere
 * Cogsworth
 * Mrs. Potts
 * Chip
 * Wardrobe

Corona (Tangled)

 * Rapunzel
 * Pascal
 * Maximus
 * Pub Thugs
 * Captain of the Guard
 * The King and Queen

New Orleans (The Princess and the Frog)

 * Prince Naveen
 * Louis
 * Mama Odie & Juju
 * Ray
 * Eudora
 * Charlotte La Bouff
 * Eli "Big Daddy" La Bouff

Old West (Home on the Range)

 * Mrs. Calloway
 * Grace
 * Buck
 * Lucky Jack
 * Pearl Gesner
 * Larry and Audrey
 * Ollie
 * Piggies
 * Jeb the Goat
 * Sheriff Sam Brown
 * Junior the Buffalo (Kevin Michael Richardson)
 * Barry and Bob

The Land of Dragons

 * General Li Shang
 * Mushu
 * The Emperor
 * Yao
 * Ling
 * Chien Po
 * Princess Mei
 * Princess Ting-Ting
 * Princess Su

Neverland

 * Jane Darling
 * Tinker Bell
 * Slighty
 * Cubby

Man Village

 * Mowgli
 * Bagheera
 * Kaa
 * Col. Hathi
 * Hathi Jr.
 * The Vultures

Halloween Town

 * Sally Finklestein
 * Doctor Finklestein
 * Mayor
 * Lock, Shock and Barrel
 * Zero

Atlantica

 * Prince Eric
 * Flouder
 * King Triton
 * Sebastion
 * Tip and Dash

Pride Lands

 * Nala
 * Timon
 * Pumbaa
 * Zazu
 * Kovo

Port Royal

 * Will Turner
 * Elizabeth
 * Captain Barbosa
 * Tia Dalma/Calypso

100 Acre Wood

 * Tigger
 * Rabbit
 * Piglet
 * Eeyore
 * Roo
 * Kanga
 * Owl
 * Gopher

The Emperor's World

 * Pacha (John Goodman)
 * Chicha
 * Chaca
 * Tipo
 * Bucky the Squirrel

Oakey Oaks

 * Buck Cluck
 * Abby Mallard
 * Runt of the Litter
 * Fish Out of Water
 * Kirby
 * Foxy Loxy

Nesting Grounds

 * Neera
 * Plio
 * Zini
 * Suri
 * Yar
 * Eema
 * Baylene
 * Url

San Fransokyo

 * Honey Lemon
 * Fred (T.J. Miller)
 * Go Go Tomago
 * Wasabi
 * Alistair Krei (Alan Tudyk)
 * Tadashi Hamada: Picture only

Treasure Planet/R.L.S. Legacy

 * Morph
 * B.E.N.
 * Dr. Doppler
 * Captain Ameilia
 * John Silver
 * Onus
 * Hedley and Torrance
 * Grewnge
 * Crex
 * Turnbuckle

Monsters Inc.

 * Boo
 * Celia Mae
 * Roz
 * Henry J. Waternoose - despite not being a boss, but was working alongside Randall

Arendelle

 * Olaf (Josh Gad)
 * Kristoff (Jonathan Groff)
 * Sven
 * Oaken
 * Marshmallow
 * The Duke of Weselton (Alan Tudyk)

Virginia Forest (Pocahontas)

 * Meeko (Dee Bradley Baker)
 * Flint (Dee Bradley Baker)
 * Grandmother Willow (Susan Silo)
 * John Smith (Mel Gibson)
 * Thomas (Yuri Lowenthal)
 * Ben and Lon (Billy Connolly and Jim Cummings)
 * Cheif Pohatawn (Michael Horse)

Distant Galaxy (SW: The Clone Wars)

 * Obi-Wan Kenobi (James Arnold Taylor)
 * Asoka Tano
 * Yoda (Tom Kane)
 * Mace Windu (T. C. Carson)
 * Plo Koon
 * Aayla Secura
 * Padmé Amidala
 * Senator Fulcrum:
 * C-3PO
 * R2-D2
 * Captain Rex
 * Commander Cody
 * Clone Troopers

Bosses

 * True Organization XIII/Thirteen Seekers of Darkness:
 * Master Xehanort (Leonard Nemoy): main antagonist
 * Xemnas (Paul St. Peter)
 * Ansem, Seeker of Darkness (Richard Epcar)
 * Xigbar (James Patrick Stuart)
 * Saix (Kirk Thornton)
 * Young Xehanort (Benjamin Diskin)
 * Vanitas (Haley Joel Osment)
 * TBA
 * TBA
 * TBA
 * TBA
 * TBA
 * TBA
 * Pete (Jim Cummings)
 * Hades (James Wood)
 * Sa'luk (James Remar)
 * Gaston (Richard White):
 * Stabbington Brothers (Ron Perlman)
 * Mother Gothel (Donna Murphy):
 * Gantu (Kevin Michael Richardson):
 * Dr. Facilier (Keith David) -:
 * Yokai (James Cromwell)
 * Ratigan (Maurice LaMache)
 * Oogie Boogie (Ken Page): Brought by Maleficent once more
 * Morgana (Pat Carroll)
 * Zira (Nika Futterman)
 * Shere Khan (Paxton Whitehead)
 * Davy Jones (Bill Nighy)
 * Carnotaurs (Frank Welker): Two being controlled by maleficent
 * Ysma (Candi Milo) -
 * Randall (Steve Buscemi)
 * Captain Hook (Corey Burton)
 * Hans (Crispin Freeman - matches Santino Fontana's voice)
 * Mor'du (Dee Bradley Baker)
 * Governor Ratcliff (David Ogden Stiers)
 * General Grievous (Matthew Wood)
 * Scroop

Plot:
In the beginning of where Sora had returned to Traverse Town, he had completed his training