Full Cast — Scooby Doo, Where Are You! (1969–1978)
Casey Kasem
Shaggy Rogers (voice)
Don Messick
Scooby-Doo (voice)
Frank Welker
Fred Jones (voice)
Nicole Jaffe
Velma Dinkley (voice)
Heather North
Daphne Blake (voice)
Indira Stefanianna
Daphne Blake (voice)
Patricia Stevens
Velma Dinkley (voice)
John Stephenson
Stuart Wetherby / Ghost of Elias Kingston (voice) / John Simms / The Witch Doctor / Mano Tiki Tia (voice) / Mr. Hyde / Dr. Jekyll (voice) / The Black Knight / Museum Worker (voice) / Butler / C.L. Magnus / The Ghost of Redbeard (voice) / Samson the Strongman (voice) / The Creeper (voice) +10 more
Hal Smith
Mr. Greenway (voice) / Big Ben (voice) / Cosgood Creeps / Green Ghosts (voice) / The Headless Specter / Asa Shanks / Phony Phantom (voice) / The Phantom / Bluestone the Great (voice) / Farmer (voice)
Jean Vander Pyl
Mrs. Cutler (voice) / Sarah Jenkins (voice) / Princess's Owner (voice) / Candy Mint (voice) / Swami Customer (voice)
Vic Perrin
The Snow Ghost / Fu Lan Chi / Mr. Leech / Yeti (voice) / Carl / The Ape Man (voice) / Dr. Najib (voice) / Pietro / The Puppet Master (voice)
Barry Richards
The Ghost Clown (voice) (uncredited) / Ghost of Geronimo (voice) (uncredited)
June Foray
Gypsy Fortune Teller (voice) (uncredited)
Susan Stewart
Helga (voice)
Keye Luke
Zen Tuo / Mr. Fong (voice) (uncredited)
Michael Stull
The Wax Phantom (voice)