Shaggy Rogers (voice)
Scooby-Doo / Fred Jones / Wiki-Tiki / Interviewer (voice)
Velma Dinkley (voice)
Daphne Blake / Auntie Mahina / Local Woman #2 (voice)
Little Jim (voice)
Snookie / Local Woman #1 (voice)
Mayor Molly Quinn (voice)
Manu Tuiama / Mainland Surfer (voice)
Jared Moon (voice)
Special Musical Guest (voice)
Special Musical Guest #2 (voice)
Special Musical Guest #1 (voice)
Tiny Tiki / Surfer on Bike / California Surfer Dude / Local Guy #1 / Wild Pig / Gecko / Flame Thrower (voice)
Ruben Laluna / California Surfer / Tiny Tiki (voice)