Seth Green

as Leonardo (voice)

Sean Astin

as Raphael (voice)

Rob Paulsen

as Donatello (voice)

Greg Cipes

as Michelangelo (voice)

Hoon Lee

as Splinter (voice)

Kevin Michael Richardson

as Shredder (voice)

Josh Peck

as Casey Jones (voice)

Mae Whitman

as April O’Neil (voice)

Kelly Hu

as Karai (voice)