Hoon Lee
voices Master Splinter
Jason Biggs
voices Leonardo
Mae Whitman
voices April O'Neil
Rob Paulsen
voices Donatello
Sean Astin
voices Raphael
A.J. Buckley
voices Pete
Cassandra Peterson
voices Mrs. Campbell
Hoon Lee
voices Hamato Yoshi
Peter Lurie
voices Leatherhead
Roger Craig Smith
voices Timothy
Roger Craig Smith
voices Mutagen Man