Suggestions by @fcthemobianfanboy

Travis Willingham

as Knuckles the Echidna/Soar the Eagle in Sonic Boom: Treasure of the Chaos Emeralds

Cindy Robinson

as Amy Rose/Justin Beaver/Perci/Lady Goat in Sonic Boom: Treasure of the Chaos Emeralds

Roger Craig Smith

as Sonic the Hedgehog/Dave the Intern in Sonic Boom: Treasure of the Chaos Emeralds

Ben Schwartz

as Sonic the Hedgehog in Sonic the Hedgehog (TV Series)

Sherri Shepherd

as Aunt Tempy in Song of the South

Danny Glover

as Uncle Remus in Song of the South

Lady Gaga

as Lady Melody (voice) in Journey into Space: A My Little Pony Movie

Carlos Alazraqui

as Ernie (voice) in Journey into Space: A My Little Pony Movie

Matt Bennett

as Bill (voice) in Journey into Space: A My Little Pony Movie

Jerry Trainor

as Phil (voice) in Journey into Space: A My Little Pony Movie

Mr. Lawrence

as Sebastian (voice) in Journey into Space: A My Little Pony Movie

Spencer List

as Gerald (voice) in Journey into Space: A My Little Pony Movie

John de Lancie

as Discord (voice) in Journey into Space: A My Little Pony Movie

Sam Elliott

as Luke (voice) in Journey into Space: A My Little Pony Movie

Ice-T

as Wyatt (voice) in Journey into Space: A My Little Pony Movie

Uma Thurman

as Anne (voice) in Journey into Space: A My Little Pony Movie

Josh Gad

as Zeke (voice) in Journey into Space: A My Little Pony Movie

Amanda Seyfried

as Layla (voice) in Journey into Space: A My Little Pony Movie

Pitbull

as Marty (voice) in Journey into Space: A My Little Pony Movie

Nick Kroll

as Grayson (voice) in Journey into Space: A My Little Pony Movie