Willy Scranton / Bud Cartwright / Cheddar / Doodles / Bonnet
Nana / Sea Beast / Tick-Tock the Crocodile (voice)
Wally 'Numbuh 4' Beatles / Mr. Fibb / Toilenator / Joaquin / Tommy Gilligan (voice)
Nazboo, Zahrora, Zoomdust, Xantara, Xola, Xylia, Xerxes, Dragon
Sandals / Customer #1 / Fish on Bubble / Perch Perkins / Angry Fish / Maple Syrup Jar / Waffle / Ice Cream Cone #1 / Furballs / Giant Cute Kitty / Rainbow / Spotlight Guard / Angry Guard #1 / Tough Mob Member (voice)
Martian Manhunter / Man-Bat (voice)
Willie Scranton / Doodles / Cheddar / Bonnet / Cider (voice)
Old Jho / Stormtrooper #2 / Phoenix #3 / Admiral Konstantine / Rebel Technician (voice)
Tiny Tiki / Surfer on Bike / California Surfer Dude / Local Guy #1 / Wild Pig / Gecko / Flame Thrower (voice)
Captain Boomerang / Digger Harkness (voice) and Aquaman / Arthur Curry (voice)
Arthur Curry / Aquaman (voice) / Dex-Starr (voice) / Fishy (voice)
Wallaby "Numbuh Four" Beatles / D.C.F.D.T.L. / Chip / Toiletnator / Mr. Fibb (Voice)
Perry the Platypus / Mama / Additional Voices (voice)
Sanjay / Bippy / Binky / Fairy Private / Kid #2 (voice)
Robotic Lt / Wildmutt / Gluto / Eye Guy / Alien Prisoner #1 / Automated Security
Jetray / Omni-Kix Jetray / Omni-Naut Jetray / Rath / Goop (voice)
Nazboo, Zahrora, Zoomdust, Xantara, Xola, Xylia, Xerxes, Dragon