The Scooby-Doo/Dynomutt Hour

Henry Corden

as

(voice)

Allan Melvin

as

Additional Voi...

Casey Kasem

as

Shaggy Rogers ...

Julie McWhirter

as

Additional Voi...

Micky Dolenz

as

Supporting Voi...

Don Messick

as

Scooby-Doo / A...

Gary Owens

as

Blue Falcon (v...

Virginia Gregg

as

Additional Voi...

Larry McCormick

as

(voice)

Heather North

as

Daphne Blake (...

Patricia Steve...

as

Velma Dinkley ...

Bob Holt

as

Additional Voi...

Daws Butler

as

Scooby-Dum / A...

Frank Welker

as

Fred Jones / A...

Shirley Mitche...

as

Olivia / Addit...

Joan Gerber

as

Additional Voi...

Ron Feinberg

as

Additional Voi...

Ralph James

John Stephenson

as

Additional Voi...

Regis Cordic

as

(voice)