On screen
Cast
19 credited performers
Jaleel White
Sonic (voice)
Kath Soucie
Sally Acorn (voice)
Bradley Pierce
Tails (voice)
Jim Cummings
Robotnik (voice)
Christine Cavanaugh
Bunnie (voice)
Rob Paulsen
Antoine (voice)
Charlie Adler
Snively (voice)
Mark Ballou
Rotor (voice)
Artwork unavailable
Cam Brainard
Rotor (voice)
Cree Summer
Dulcy (voice)
William Windom
Uncle Chuck (voice)
Dorian Harewood
Ari (voice)
Tim Curry
King Acorn (voice)
Dana Hill
Young Sally (voice)
Michael Bell
Naugus (voice)
Tahj Mowry
Character not listed
Shari Belafonte
Lupe (voice)
Dan Castellaneta
Lazaar (voice)
Jason Marsden
Dirk (voice)