A shy, withdrawn female scientist invents a formula that turns her into a horny, oversexed nymphomaniac.
| Actor | Role |
|---|---|
 Rebecca BrookeDr. Shirley Jekyll / Shirley Hyde (as Veronica Parrish) | Dr. Shirley Jekyll / Shirley Hyde (as Veronica Parrish) |
 Sonny LandhamHuntington Van Huff | Huntington Van Huff |
| LLisa BethGwen Van Huff | Gwen Van Huff |
| CCharles SchwartzFlamenstein | Flamenstein |
| RRon RyanSean O'Brien | Sean O'Brien |
 Raymond SerraRalph White (as Tony Raymond) | Ralph White (as Tony Raymond) |
 Chris JordanLouise White (as Cris Jordan, Chris Jordan) | Louise White (as Cris Jordan, Chris Jordan) |
 Jennifer WellesMyra | Myra |
| SSuzy MannLinda (as Sarah Lee Travers) | Linda (as Sarah Lee Travers) |
 Eric EdwardsDr. Bill Jenkins | Dr. Bill Jenkins |
| BBarbara BennerTally (as Debbie Bristol) | Tally (as Debbie Bristol) |
| DDavid HausmanLinda's Pickup | Linda's Pickup |
 Darby Lloyd RainsJennifer | Jennifer |
 Harding HarrisonDr. Tom Hopper | Dr. Tom Hopper |
 Kevin AndreSeymour | Seymour |
 Cindy WestEnid | Enid |
 Bobby NilesDick | Dick |