Casting: In Order of Appearance
(A/N: Have I forgotten anyone? ;_;)

King Arthur - Harry Potter
Arthur's Horse - Hedwig
Patsy - Ron Weasley
Patsy's Horse - Pigwidgeon
Guard 1 - The Fat Lady
Guard 2 - Nearly Headless Nick
Mortician - Lavender Brown
Cart-Puller - Padma Patil
Mortician Customer - Parvati Patil
"Dead" Person - Lord Voldemort
Dennis - Percy Weasley
Dennis' Friend - Penelope Clearwater
Black Knight - Draco Malfoy
Green Knight - Pansy Parkinson
Crowd - Various Characters
Villager 1 - Marcus Flint
Sir Bedevere - Hermione Granger
"Witch" - Sibyll Trelawney
Villager 2 - Vincent Crabbe
Villager 3 - Greg Goyle
Narrator - Lee Jordan
Sir Launcelot - Seamus Finnigan
Sir Galahad - Dean Thomas
Sir Robin - Neville Longbottom
Sir Not-Appearing-In-This-Film - Blaise Zabini
Bedevere's Horse - Crookshanks
Launcelot's Horse - Blast-Ended Skrewt
Galahad's Horse - Buckbeak
Robin's Horse - Trevor
Singer - Cornelius Fudge
God - Albus Dumbledore
French Guard - Fleur Delacour
Misc. French Guards - Fleur's Groupies
Director - Professor Sprout
Historian - Cedric Diggory
Historian's Wife - Cho Chang
Singing Minstrel - Sirius Black
Left Head - Fluffy #1
Center Head - Fluffy #2
Right Head - Fluffy #3
Zoot - Fred Weasley
Midget - Colin Creevey
Crepper - Dennis Creevey
Piglet - Madam Promfrey
Winston - Minerva McGonagall
Virgin 1 - Alicia Spinnet
Virgin 2 - Angelina Johnson
Virgin 3
- Katie Bell
Virgin 4
- Ginny Weasley
Dingo - George Weasley
Bridgekeeper - Mr. Ollivander
Head Knight - Remus Lupin
Misc. Knight 1 - Professor Flitwick
Misc. Knight 2 - Arthur Weasley
Misc. Knight 3 - Amos Diggory
Herbert's Father - Rubeus Hagrid
Prince Herbert - Oliver Wood
Guard 1 - Charlie Weasley
Guard 2 - Bill Weasley
Concorde - Molly Weasley
Old Crone - Peeves
Roger - James Potter
Tim - Peter Pettigrew
Maynard - Severus Snape
Brother - Viktor Krum
Inspector - Mad-Eye Moody
Officer 1 - Rita Skeeter
Officer 2 - Ludo Bagman
Cameraman - Barty Crouch Jr.