Frank Welker

Fred Jones / Scooby-Doo (voice)

Casey Kasem

Shaggy Rogers (voice)

Grey DeLisle

Daphne Blake (voice)

René Auberjonois

Alphonse LaFleur (voice)

Mindy Cohn

Velma Dinkley (voice)

Alfred Molina

Professor Jeffries (voice)

Jeff Bennett

Dell Chillman / Pilot (voice)

James Sie

Pemba Shepra (voice)

Kim Mai Guest

Minga (voice)

James Hong

The High Lama (voice)