Scooby-Doo! Abracadabra-Doo

Frank Welker

as

Scooby-Doo / F...

Matthew Lillard

as

Shaggy Rogers ...

Mindy Cohn

as

Velma Dinkley ...

Grey DeLisle

as

Daphne Blake (...

Danica McKellar

as

Madelyn Dinkle...

James Patrick ...

as

Whirlen Merlin...

Crystal Scales

as

Crystal (voice)

Brian Posehn

as

Marlon Whirlen...

Jeffrey Tambor

as

Mr. Calvin Cur...

Diane Delano

as

Mrs. Alma Rumb...

John DiMaggio

as

Groundskeeper ...

Melique Berger

as

Upset Mother (...

John Stephenson

as

The Sheriff (v...

Dee Bradley Ba...

as

Sherman (voice)

Olivia Hack

as

Treena (voice)

Dave Attell

as

GPS (voice)