Jimmy Neutron/Kingdom Hearts

Jimmy Neutron as Sora

Sheen as Riku

Betty Quinlan as Kairi

Daphne Blake (from Scooby-Doo) as Aqua

Fred Jones (from Scooby-Doo) as Terra

Shaggy Rogers (from Scooby-Doo) as Ventus

Velma (from Scooby-Doo) as Namine