Ben Schwartz
Leo / Janitor Man (voice)

Omar Benson Miller
Raph / Office Man 1 (voice)

Brandon Mychal Smith
Mikey / Foot Soldier 1 (voice)

Josh Brener
Donnie / Security AI / Tank AI / Dragged Man (voice)

Haley Joel Osment
Casey Jones / Foot Soldier 3 (voice)

Eric Bauza
Splinter / Additional Characters (voice)

Kat Graham
April O'Neil / Café Woman 3 (voice)

Jim Pirri
Krang One / Military Soldier 1 (voice)

Toks Olagundoye
Krang Two / Military Woman (voice)

Rhys Darby
Hypno-Potamus (voice)

Rob Paulsen
Various Characters (voice)

John Michael Higgins
Warren Stone (voice)

Eugene Byrd
Security Guard / Police / Office Man 2 / Café Man (voice)

Meghan Falcone
Office Woman 1 / Office Woman 2 (voice)

Nika Futterman
Various Characters (voice)

Oliver Vaquer
Various Characters (voice)