Casey Kasem

Shaggy Rogers (voice)

Don Messick

Scooby-Doo / Scrappy-Doo (voice)

B.J. Ward

Googie / Repulsa (voice)

Hamilton Camp

Dracula (voice)

Pat Musick

Vanna Pira (voice)

Rob Paulsen

Brunch (voice)

Frank Welker

Crunch (voice)

Jim Cummings

Frankenstein / Skull Head / Genghis Kong (voice)

Brian Stokes Mitchell

Bonejangles (voice)

Ed Gilbert

Dr. Jackyll / Mr. Snyde (voice)

Alan Oppenheimer

Mummy (voice)

Joan Gerber

Dreadonia Witch / Woman at Store (voice)

Mimi Seaton

Screamer (voice)

Sven Libaek

"The Werewolf Rock" Singer (uncredited voice)