| Pro | Mary | Hand | Former student of Idlewild Hall. |
| 1 | Fiona | Sheridan | A journalist. |
| | Jamie | Creel | A cop. |
| | Deb | | Fiona's sister. |
| | Tim | Christopher | Deb's boy friend. |
| 2 | | | Katie |
| | Katie | Winthrop | One of the students of Idlewild. |
| | Charlotte | Kankle | One of the students of Idlewild. |
| | Cecilia | Frank | One of Katie's roommates. |
| | Roberta | Greene | One of Katie's roommates. |
| | Sonia | Gallipeau | One of Katie's roommates. |
| | Susan | Brady | A dorm monitor. |
| | Mary | Van Woorten | A member of the hockey field team. |
| | Mrs. | Peabody | A teacher at Idlewild. |
| 3 | Jonas | Cooper | Magazine owner and editor-in-chief. |
| | Margaret | Eden | New owner of Idlewild Hall. |
| | Joseph | Eden | Margaret's husband. |
| | Emily | | Jonas' ex-wife. |
| | Malcolm | Sheridan | A famous journalist. Fiona's father. |
| | Henry | | Tim Christopher's father. |
| | Anthony | Eden | Margaret Eden's son. |
| 4 | | | Roberta |
| | Ginny | Smith | One of hockey field's team captain. |
| | Brenda | Averton | One of hockey field's team captain. |
| | Pat | Carriveaux | One of hockey field's players. |
| | Cindy | Benshaw | One of hockey field's players. |
| | Van | | Roberta's uncle. |
| 5 | | Warburton | A doctor. |
| | Norm | Simpson | Malcolm's acquaintance. |
| 6 | | | CeCe |
| | Hedy | Lamarr | American-Austrian film actress. |
| | Pat | Claiman | One of CeCe's acquaintance. |
| | Sandra | Krekly | One of CeCe's acquaintance. |
| | Alison | Garner | One of the students of Idlewild. |
| | Sherri | Koustapos | One of the students of Idlewild. |
| | Miss | Maxwell | One of the teachers in Idlewild. |
| | Sarah | London | One of the teachers in Idlewild. Aka: Miss Loon; Sairy. |
| | Gerta | Hedmeyer | A school nurse. |
| 7 | Dave | Saunders | An autopsy expert. |
| | | Harvey | Jamie's acquaintance. |
| 8 | | | Sonia |
| | Mrs. | Wentworth | A teacher at Idlewild. |
| | Rose | Perry | A student of Idlewild. |
| 9 | Julia | Patton | Idlewild's headmistress. |
| | Hester | | Fiona's acquaintance. |
| 10 | Cathy | | Miss London's niece. |
| | Charlene | McMaster | Miss London's acquaintance. |
| | Oprah Gail | Winfrey | American media executive. |
| | Dr. Phil | | American talk show. |
| | Brad | Ellesmere | CeCe's father. |
| 11 | | | Katie |
| | Sally | D'Allessandro | Former dorm monitor for floor three. |
| | Thomas | | Katie's acquaintance. |
| 12 | Emilie | Gallipeau | Sonia's mother. |
| | Ilsa | Christopher | Henry Christopher's wife. |
| | Patrick | Saller | A journalist. |
| | Carol | Dibbs | Deb's roommate. |
| | Richard | Rush | A shop owner. |
| | Tess | Drake | A receptionist. |
| | Mike | Rush | Richard Rush's son. |
| | Garrett | Creel | Jamie's father. |
| 13 | Gloria | Gaynor | American singer. |
| 14 | | | CeCe |
| | Joseph | | CeCe's half-brother. |
| 16 | Henry | DuBois | Sonia's great-uncle. |
| | Eleanor | | Henry Dubois' wife. |
| | Daniel | O'Leary | A police officer. |
| | Garrett | Creel Sr. | Jamie's grandfather. |
| 17 | | | Roberta |
| | Margaret | Kevin | A student of Idlewild. |
| | | Hitler | Leader of the Nazi Party. |
| 18 | Diane | | Jamie's mother. |
| | Jack | Friesen | Garrett Jr.'s good friend. |
| | Jim | Carson | A cop. |
| 19 | Ginnette | Harrison | Malcolm Sheridan's acquaintance. |
| 21 | Edward | Montgomery | Roberta Greene's husband. |
| 24 | Stephen | Herper | Helen Herper's brother. |
| | Helen Elizabeth | Herper | Tim Christopher's girl friend. |
| 26 | Lila | Hendricksen | Idlewild's history teacher. |
| | Rose | Albert | Worked as clerk in a travel agency. Aka: Rosa Berlitz. |
| 27 | | | Katie |
| | Rudolf | Valentino | An actor. |
| 29 | Ginny | | Fiona's mother. |
| | Leonel | Charters | Malcolm Sheridan's acquaintance. |
| | Chip | | Leonel's uncle. |
| 30 | | | CeCe |
| | Jenny | White | A student of Idlewild. |
| 35 | Katherine Margaret | Winthrop | Real name of Katie Winthrop. |
| 37 | Jim | Pfeiffer | Barron's current chief of police. |
