Brian Tochi as Leonardo (voice)

Tim Kelleher as Raphael (voice)

Corey Feldman as Donatello (voice)

Robbie Rist as Michaelangelo (voice)

Paige Turco as April O'Neil

Elias Koteas as Casey Jones / Whit

James Murray as Splinter

Sab Shimono as Lord Norinaga

Stuart Wilson as Walker

Vivian Wu as Mitsu

Eidan Hanzei as Kenshin

John Aylward as Niles

Mark Caso as Leonardo

Matt Hill as Raphael

Jim Raposa as Donatello

David Fraser as Michaelangelo

Mak Takano as Benkei - Honor Guard #1

Steve Akahoshi as Honor Guard #2

Travis A. Moon as Yoshi

Kent Kim as Honor Guard #3

Ken Kensei as Honor Guard #4

Tad Horino as Grandfather

Glen Chin as Jailer

Koichi Sakamoto as Young Priest

Tracy Conklin as Sam

Edmund Stone as Dave

Jeff Kawasugi as Murota

Phil Chong as Rider

Yeon Kim as Blacksmith