| Dr. Shirley Jekyll / Sherry Hyde (as Veronica Parrish) | Rebecca Brooke | |
| Huntington Van Huff | 索尼·兰哈姆
 | |
| Gwen Van Huff | Lisa Beth | |
| Sean O'Brien | Ron Ryan | |
| Ralph White (as Tony Ramond) | Raymond Serra | |
| Louise White (as Cris Jordan) | Chris Jordan | |
| Myra (as Jennifer Wells) | Jennifer Welles | |
| Linda (as Sarah Lee Travers) | Susie Mann | |
| Dr. Bill Jenkins | Eric Edwards | |
| Rosalind Reynolds | Sabrina | |
| Orgy Girl (as Debby Bristol) | Barbara Benner | |
| Jennifer | Darby Lloyd Rains | |
| Dr. Tom Hopper (as Harding Harvison) | Harding Harrison | |
| Seymour | Kevin Andre | |
| Luke | Andrew D'Alera | |
| Dick (as Bobby Miles) | Bobby Niles | |
| Paul | Mike Burges | |
| Rodger | Douglas Drew | |
| Duke | Vigi Ayeph | |
| Enid | Cindy West | |
| Jerry | Rick Alan | |
| Mary-Anne Richie | Darryle Fowler | |
