Ben Schwartz

Randy Cunningham / The Ninja (voice)

Andrew Lewis Caldwell

Howard Weinerman (voice)

Tim Curry

The Sorcerer (voice)

Ben Cross

The Sorcerer (voice)

John DiMaggio

Hannibal McFist (voice)

Kevin Michael Richardson

Willem Viceroy III (voice)

Sarah Hyland

Theresa Fowler (voice)

Laura Marano

Rachel (voice)

Neil Flynn

Mr. Bannister (voice)

Scott Menville

Bucky (voice)

Jim Rash

Principal Slimovitz (voice)

April Stewart

Marci McFist (voice)

Dave Wittenberg

Bash Johnson (voice)

Grey DeLisle

Flute Girl (voice)

Cassie Scerbo

Heidi Weinerman (voice)

Kari Wahlgren

Morgan (voice)

Megan Mullally

Mrs. Driscoll (voice)

John Oliver

Coach Green (voice)

Andy Dick

Jerry Driscoll (voice)

Piper Curda

Debbie Kang (voice)

Judy Reyes

Señora Jorge (voice)

Fred Tatasciore

Sundown (voice)

Bobcat Goldthwait

Dickie (voice)

David Koechner

Mac Antfee (voice)

Annie Potts

Tawny Zingwald (voice)

Jason Earles

Brent (voice)

John Witherspoon

S. Ward Smith (voice)

Carlos Alazraqui

Franz Nukid (voice)

David Alan Grier

Rudd Rhymez (voice)

Joel McHale

First Ninja (voice)

Parvesh Cheena

Pradeep (voice)

Dee Bradley Baker

Julian (voice)

Steve Zahn

Terry McFist (voice)

Simon Pegg

Pitch Kickham (voice)

Billy Idol

Spikey Hair Bot (voice)

Jennifer Tilly

Amanda Levay / Sorceress (voice)