Sandy Duncan's Jekyll and Hyde

Sandy Duncan's Jekyll and Hyde is the seventh episode of the first season of The New Scooby-Doo Movies.

Premise
Sandy Duncan is an actress on the set of her latest film. The movie studio is to be torn down after shooting, but someone keeps disrupting the filming.

Guest Stars

 * Sandy Duncan

Cast and Characters

 * Don Messick as Scooby-Doo
 * Casey Kasem as Shaggy Rogers
 * Frank Welker as Fred Jones
 * Heather North as Daphne Blake
 * Nicole Jaffe as Velma Dinkley
 * Sandy Duncan as Herself
 * John Stephenson as Zalia Z. Fairchild

Villains
Monster, Ghosts, Bad Guys from Movies, & Mr. Hyde

Suspects

 * Thayer
 * Henstone
 * Slaz

Culprits

 * Zalia Z. Fairchild