Ivo Robotnik / Gerald Robotnik
Sonic (voice)
Shadow (voice)
Knuckles (voice)
Tails (voice)
Tom
Maddie
Agent Stone
Director Rockwell
Wade
Rachel
Randall
Maria
Commander Walters
Kyle Lancebottom
Gabriella
Pablo / Juan
Young Walters
Prison Guard
G.U.N. HQ Security Guard
G.U.N. Heli Pilot
Military Man
Rockwell's Assistant
70s G.U.N. Soldier
Robotnik Proxy
Japanese News Reporter (voice)
Gerald Robotnik (uncredited)