Frank Welker

Scooby-Doo (voice)

Scott Menville

Shaggy Rogers / Dr. Trebla / Additional Voices (voice)

Jim Meskimen

Robi / Agent #1 (voice)

Casey Kasem

Uncle Albert (voice)

Jeff Bennett

Dr. Phibes / Agent #2 (voice)

Mindy Cohn

Velma (voice)

Grey DeLisle

Daphne (voice)

S. Scott Bullock

Kevin / Chef Francoise (voice)

John DiMaggio

Bruce (voice)

Paul Nakauchi

Chef Sukihari (voice)