Cast principale
Rebecca Brooke
Dr. Shirley Jekyll / Shirley Hyde (as Veronica Parrish)
Sonny Landham
Huntington Van Huff
Lisa Beth
Gwen Van Huff
Charles Schwartz
Flamenstein
Ron Ryan
Sean O'Brien
Raymond Serra
Ralph White (as Tony Raymond)
Kathie Fitch
Louise White (as Cris Jordan, Chris Jordan)
Jennifer Welles
Myra