Aloha Scooby-Doo!

Ray Bumatai

Little Jim (voice)

Tia Carrere

Snookie / Local Woman #1 (voice)

Teri Garr

Mayor Molly Quinn (voice)

Mario López

Manu Tuiama / Mainland Surfer (voice)

Adam West

Jared Moon (voice)

Don Ho

Special Musical Guest (voice)

Dick Dale

Special Musical Guest #2 (voice)

Don Ho

Special Musical Guest #1 (voice)

Dee Bradley Baker

Tiny Tiki / Surfer on Bike / California Surfer Dude / Local Guy #1 / Wild Pig / Gecko / Flame Thrower (voice)

Tom Kenny

Ruben Laluna / California Surfer / Tiny Tiki (voice)