Garland is voiced by Jason Deline, Timothy by Peter Kelamis, Draco by Justin Bieber, Gary by Michael Dobson,
and Brfxxccxxmnpcccclllmmnprxvclmnckssqlbb11116 by Andrew Francis
The complete cast of the final season from most to least amount of recording will be:
Kelly Sheridan (Starlight Glimmer, Sassy Saddles)
Kathleen Barr (Trixie, Queen Chrysalis)
Tabitha St Germain (Rarity, Luna, Flurry Heart, Granny Smith, Derpy, Zipporwhill, Photo Finish, Twinkleshine, Background Ponies)
Ingrid Nilson (Maud Pie)
John de Lancie (Discord)
Chiara Zanni (Daring Do)
Ali Milner (Ember)
Kyle Rideout (Thorax, Background Ponies)
Andrea Libman (Fluttershy, Pinkie Pie)
Ashleigh Ball (Applejack, Rainbow Dash, Lemon Hearts)
Tara Strong (Twilight Sparkle, Twilight Velvet)
Cathy Weseluck (Spike, Miss Pommel, Minuette, Ruby Pinch)
Nicole Oliver (Cheerilee, Celestia)
Britt McKillip (Cadance, Radiant Hope)
Andrew Francis (Shining Armor, Night Light, Brfxxccxxmnpcccclllmmnprxvclmnckssqlbb11116 (Pronounced “Albin”) (a netch insurance salesman sealed in Strawberry Parchment’s shampoo))
Michelle Creber (Apple Bloom)
Madeleine Peters (Scootaloo)
Claire Corlett (Sweetie Belle)
Peter New (Big Macintosh, Scootaloo’s Dad, Background Ponies)
Brian Drummond (Carrot Cake, Spearhead, Ahuizotl)
Rebecca Shoichet (Twilight Sparkle (Singing), Night Glider, Sugar Belle, Sunset Shimmer, Toola Roola)
Britt Irvin (Lightning Dust, Toola Roola)
Michael Dobson (Caballeron, Gary (a mountain chicken stage performer sealed in (an illusion resembling) Babs Seed (Who is voiced by Rebecca Honig (using her Cream voice) and has Ruby Pinch’s cutie mark)))
Kazumi Evans (Octavia, Moondancer)
Erin Mathews (Gabby, Scootaloo’s mother)
Shannon Chan-Kent (Silver Spoon, Pinkie Pie (Singing), Aura)
Sarah Edmondson (Windy Whistles)
Graham Verchere (Pipsqueak, Background Ponies)
Chantal Strand (Diamond Tiara, Spoiled Rich, Tiddlywink)
Peter Kelamis (Big Daddy McColt, Timothy (a bunyip king sealed in the vase Fluttershy once kicked in anger))
Michael Daingerfield (Braeburn)
Richard Ian Cox (Featherweight)
Marÿke Hendrikse (Gilda)
Carrie Mombourquette (Background ponies)
Rena Anakwe (Sapphire Shores, Strawberry Parchment)
Trevor Devall (Hoity Toity, Thunderlane, Background Ponies)
Sylvia Zaradic (Cherry Jubilee)
Lena Hall (Coloratura, Firefly, Background Ponies)
Lauren Faust (World Mother)
Unspecified new VA who sounds kinda halfway between Babs and Nowacking (Vinyl, Croissants (Dinky Doo), Lily Longsocks, Violet Spark)
“Weird Al” Yankovic (Cheese Sandwich)
Jim Miller (King Sombra, Trouble Shoes)
Ryan Beil (Zephyr Breeze, Background Ponies)
Jason Deline (Garland (an oni warlock sealed in the Alicorn Amulet), Bow Hothoof (in the final scene))
Justin Bieber (Draco (a half-pony half-dragon necromancer sealed in a Switch game card))
Alexis Heule (Angel Wings)
William Shatner (Bright Mac)
Jon Jafari (An outhouse)