Magnús Scheving
Sportacus (102 eps)
Stefán Karl Stefánsson
Robbie Rotten (102 eps)
Guðmundur Þór Kárason
Ziggy (102 eps)
Jodi Eichelberger
Stingy (72 eps)
David Matthew Feldman
Mayor Milford Meanswell (65 eps)
Julianna Rose Mauriello
Stephanie (56 eps)
Julie Westwood
Bessie Busybody (56 eps)
Ronald Binion
Pixel (51 eps)
Chloe Lang
Stephanie (46 eps)
Kobie Powell
Pixel (voice) (41 eps)
Sarah Burgess
Trixie (35 eps)
Brynhildur Guðjónsdóttir
AirShip (voice) (25 eps)
Aymee Garcia
Trixie (23 eps)
Amanda Maddock
Trixie (7 eps)
Chris Knowings
Pixel (voice) (3 eps)
Heather Asch
Trixie (3 eps)
Thora Clausen
Airship Computer (voice) (3 eps)
Kristjana Thors Brynjólfsdóttir
Airship (voice) (3 eps)
Ólafur S.K. Þorvaldz
Teddicus (2 eps)
Snorri Engilbertsson
Mummy (2 eps)
Ronald Binion
Pixel (1 eps)
Adam Pagdon
News man (voice) (1 eps)
Guðmundur Elías Knudsen
Soccerbot (1 eps)
Stefán Guðjónsson
Soccerbot (1 eps)
Davíð Kristján Ólafsson
Little Sportacus (1 eps)
Thordis Elva
Little Sportacus (voice) (1 eps)
Emily DeCola
Baby bird (1 eps)
Örn Árnason
Genie (1 eps)
Friðjón Ólafsson
French Painter (1 eps)
Brynjólfur Haukur Ingólfsson
Child (1 eps)
Xiao Li
Child (1 eps)
Kristján Thorlacius Finnsson
Child (1 eps)
Yanan Li
Child (1 eps)
Ásgeir Helgi Magnússon
Roboticus (1 eps)
Jóhannes Haukur Jóhannesson
Chef Pablo Fantastico (1 eps)
Joi Johannsson
Johnny SportsCandyseed (1 eps)
Sigurður Þór Óskarsson
Pinocchio (1 eps)
Hilmar Guðjónsson
Baby Troll (1 eps)
Ilmur Kristjánsdóttir
Baby Troll (voice) (1 eps)
Björn Thors
Bobby Rotten (1 eps)
Bergur Þór Ingólfsson
Flobby Rotten (1 eps)
Kristjana Sæunn Olafsdóttir
Dancing girl (1 eps)