Main •
Sam Vincent as
Lloyd Garmadon, the Green Ninja and Elemental Master of Energy •
Vincent Tong as Kai, the Red Ninja and Elemental Master of Fire •
Michael Adamthwaite as Jay, the Blue Ninja and Elemental Master of Lightning •
Brent Miller as Zane, the Titanium Ninja and Elemental Master of Ice •
Kirby Morrow as Cole, the Black Ninja and Elemental Master of Earth • Kelly Metzger as Nya, the Light Blue Ninja, Elemental Master of Water and Kai's sister •
Paul Dobson as Sensei Wu, the wise teacher of the ninja • Madyx Whiteway as Wu (kid) • Mark Oliver as Emperor Garmadon •
Britt McKillip as Harumi •
Brian Drummond as Iron Baron
Recurring • Jennifer Hayward as P.I.X.A.L. a female nindroid •
Kathleen Barr as Misako/Faith/Heavy Metal •
Tabitha St. Germain as Mistaké •
Alan Marriot as Dareth •
Garry Chalk as Killow •
Maggie Blue O'Hara as Ultra Violet • Brent Miller as Mr. E/Muzzle •
Doron Bell as Griffin Turner •
Heather Doerksen as Skylor •
Scott McNeil as Karlof/Chew Toy •
Paul Dobson as Neuro/Mother Doomsday •
Andrew Francis as Shade • Kirby Morrow as Mr. Paleman • Michael Adamthwaite as Luke Cunningham • Kai Emmett as Young Garmadon • Jim Conrad as the First Spinjitzu Master •
Brian Dobson as Ronin •
Kelly Sheridan as Gayle Gossip •
Michael Donovan as Police Commissioner/Arkade •
Ian James Corlett as Daddy No Legs • Rhona Rees as Jet Jack == Production ==