The Hardy Boys/Nancy Drew Mysteries
(1977)| Acteur / Actrice | Karakter |
| Shaun Cassidy | Joe Hardy |
| Parker Stevenson | Frank Hardy |
| Pamela Sue Martin | Nancy Drew |
| Ed Gilbert | Fenton Hardy |
| William Schallert | Carson Drew |
| Lisa Eilbacher | Callie Shaw |
| George O'Hanlon Jr. | Ned Nickerson |
| Jean Rasey | George Fayne |
| Edith Atwater | Aunt Gertrude |
| Jack Kelly | Harry Hammond |