Jackie Chan Splinter (voice)
John Cena Rocksteady (voice)
Giancarlo Esposito Baxter Stockman (voice)
Paul Rudd Mondo Gecko (voice)
Seth Rogen Story, Bebop (voice), Screenplay, Producer
Rose Byrne Leatherhead (voice)
Ayo Edebiri April O'Neil (voice)
Ice Cube Superfly (voice)
Maya Rudolph Cynthia Utrom (voice)
Matthew Broderick Ferris Bueller (archive footage) (uncredited)
Post Malone Ray Fillet (voice)
Hannibal Buress Genghis Frog (voice)
Evan Goldberg Story, Screenplay, Producer
Danny Mastrogiorgio Toupee Tom / Police Officer (voice)
Jimmy Donaldson Times Square Guy (voice)
Alex Hirsch Bossy Goon / Scumbug (voice)
David Faustino Normal Nate (voice)
Trent Reznor Original Music Composer
Nicolas Cantu Leonardo (voice)
Natasia Demetriou Wingnut (voice)
Michael Badalucco Bad Bernie (voice)
Brady Noon Raphael (voice)
Peter Laird Characters
Shamon Brown Jr. Michelangelo (voice)
Atticus Ross Original Music Composer
John Capodice Cab Driver (voice)
Mark Mangini Supervising Sound Editor, Sound Designer, Sound Re-Recording Mixer
Kevin Eastman Characters, Good Human (voice)
Michael Semanick Sound Re-Recording Mixer
Derek Wilson Spider (voice)
Dempsey Pappion Bald Bronson (voice)
Brendan O'Brien Story
Rich Delia Original Casting
Mike Rianda Paycheck Goon / Chop Shop Boss / Ratatouille Guard (voice)
Jeff Rowe Director, Story, Man Who Loves Being Young and Free to Go Places (voice), Screenplay
Adel Sabi Character Designer
Micah Abbey Donatello (voice)
Gabe Hilfer Music Supervisor
Adam Richards Casting Associate
Dan Hernandez Screenplay
Julien Meesters Executive Producer
Benji Samit Screenplay
James Weaver Producer
Christopher Bonis Sound Effects Editor
Chloé Nicolay Storyboard Artist, Story Artist
James A. Castillo Character Designer
Jacob Streilein Story Artist
Chelsea Body Foley Mixer
Noel Gibson Responding Police Officer / Military Advisor (voice)
Kevin Jung Foley Editor
Andia Winslow TV Anchor (voice)
Jesse Dodd ADR Mixer
Jennie Shea ADR Recordist
J.J. Villard Visual Development
Charlie Parisi Story Artist
Daniela Kriston Researcher
Tiffany Lam Art Direction
Kyler Spears Co-Director, Apologetic Goon (voice)
Jacob Flack Sound Effects Editor
Josh Fagen Executive Producer
David Bleich Visual Development
Linda Lamontagne Additional Casting
Chris Kazmier Visual Effects Supervisor
Simon Cuisinier Head of Animation
Ramsay McBean Executive Producer
Greg Levitan Gecko Goon (voice), Editor
Natalie Canizares Sign My Baby Mom (voice)
Raechel Wong News Anchor (voice)
Hannah Cho Storyboard Artist
Eric Kissack Additional Editing
Lily Nishita Visual Development
Maxime Sirven Assistant Editor