Henry Corden

as (voice)

32 episodes

Allan Melvin

as Additional Voices (voice)

32 episodes

Casey Kasem

as Shaggy Rogers

(+1 more)

32 episodes

Julie McWhirter

as Additional Voices (voice)

32 episodes

Micky Dolenz

as Supporting Voices

(+1 more)

32 episodes

Don Messick

as Scooby-Doo

(+1 more)

32 episodes

Gary Owens

as Blue Falcon (voice)

32 episodes

Virginia Gregg

as Additional Voices (voice)

32 episodes

Larry McCormick

as (voice)

32 episodes

Heather North

as Daphne Blake (voice)

32 episodes

Patricia Stevens

as Velma Dinkley (voice)

32 episodes

Bob Holt

as Additional Voices (voice)

32 episodes

Daws Butler

as Scooby-Dum

(+1 more)

32 episodes

Frank Welker

as Fred Jones

(+2 more)

32 episodes

Shirley Mitchell

as Olivia

(+1 more)

32 episodes

Joan Gerber

as Additional Voices (voice)

32 episodes

Ron Feinberg

as Additional Voices (voice)

32 episodes

Ralph James

32 episodes

John Stephenson

as Additional Voices (voice)

32 episodes

Regis Cordic

as (voice)

32 episodes