Writer
Joe Ruby
WRITER
Ken Spears
Joseph Barbera
William Hanna
Stars (in credits order)
Bob Holt
Zeke Harkins
Allan Melvin
Agent Hargrove
Casey Kasem
Shaggy Rogers
Don Messick
Scooby-Doo
Patricia Stevens
Velma Dinkley
Janet Waldo
Aggie Wilkins
Micky Dolenz
Alex Super
Linda Hutson
ACTOR
Shirley Mitchell
Olivia Dervy
Virginia Gregg
Alice Dovely
Heather North
Daphne Blake
Hettie Lynne Hurtes
Lila
Alan Oppenheimer
Chin Wong Sing
John Stephenson
Sheriff
Lennie Weinrib
Grey Fox
Frank Welker
Fred Jones
Daws Butler
Scooby-Dum (uncredited)
Michael Bell
Ace Decade (uncredited)
Vic Perrin
Anthos (uncredited)
Henry Corden
Ghost of Finnyan McDuff (uncredited)
Hal Smith
Guy Le Beau (uncredited)
Wayne Morton
Jimmy Lewis (uncredited)
