1 | Mahony | | Man who sees Dead People.
Aka: Francis Sweeney. |
| Mr. | Adair | A Pharmacy Store Owner. |
| Mr. | Farr | A Clothes Store Owner. |
| Mr. | Gibbons | A Solicitor / Owner of Gibbons & McGrath Solicitors. |
| Mr. | McGrath | A Solicitor / Co-Owner of Mr. Gibbons. |
| Tadhg | Kerrigan | Bar Owner in Mulderrig. |
| Shauna | Burke | Landlady at Rathmore House. |
2 | Mrs. Merle | Cauley | An Old Actress / A woman who helps Mahony investigate. |
| Jack | Brophy | A Police Sergeant in Mulderrig. |
| Gerard | McNamara | The Reverend at St. Anthony. |
| Jim | Hennessy | A priest in Mulderrig / Orla Sweeney's Friend. |
| Sister | Veronica | Nun / Deceased. |
| Sister Mary | Margaret | Finds Francis Sweeney in front of St. Anthony's Orphanage. |
| Sister | Dymphna | Sister Mary Margaret's Co-Nun at St. Anthony's. |
| Orla | Sweeney | Mahony's Mother / Deceased. |
| Paddy | | A regular in Tadhg Kerrigan's Bar / Ghost. |
| Annie | Farrelly | A Pretty Widow who lives in Rathmore House. |
| | | Bill Hailey - A Rock Band. |
3 | Bridget | Doosey | Mrs. Merle Cauley's Dresser / A Former Nun. |
4 | Margaret Ida | Munelly | Roisin Munelly's daughter / A dead girl Mahony met at the Forest. |
| Eugene | Quinn | A priest in Mulderrig. |
| Johnnie | | Mrs. Merle Cauley's Dead Fiance. |
| Miss | Marple | A fictional character in Agatha Christie's Novel. |
5 | Marie | Gaughan | Vendor in Mulderrig's General Store. |
| Mrs. Mary | Lavelle | Shauna Burke's Former Helper. |
| Teasie | Lavelle | Mrs. Mary Lavelle's Daughter. |
| Roisin | Munelly | Orla Sweeney's Friend / Margaret Ida Munelly's Mother. |
7 | Tom | Bogey | A Mysterious man who lives in the forest of Mulderrig. |
8 | Fidelma | Mulhearne | A Schoolmistress / Deceased. |
| Mrs. | Moran | Mrs. Cauley's friend. |
| Pegeen | Mike | Protagonist in the Playboy of The Western World. |
| Pat | Nolan | One of the Villagers in Mulderrig with Titanic ears. |
9 | Michael J. | Flaherty | Pegeen Mike's Father. |
10 | Dr. Maurice | McNulty | Mrs. Merle Cauley's Doctor. |
11 | Jimmy | Nylon | Was seen walking with Orla in the forest when she disappeared. |
13 | | | St. Florian - The Patron Saint for Chimneys. |
| Martin | Doyle | Mahony's Friend. |
| Mother | Whorley | A ghost who haunts the Dormitory every night. |
| Mr. | Mullins | A ghost. |
14 | Michael | Hopper | Father Quinn's Assistant. |
| Agatha | Cristie | A Famous Mystery Author. |
16 | Patrick James | Carty | A Man in the Graveyard. |
| Joseph | Raftery | A Man in the Graveyard. |
| Joe | | A Man in the Graveyard. |
18 | Ruth | Quigley | Mr. Quigley's Wife. |
| Mr. | Quigley | Ruth Quigley's Husband. |
| Eamon | | Margaret Ida Munelly's Uncle. |
19 | Desmond | Burke | Shauna Burke's Father / Owner of Rathmore House. |
| Father | McCluskey | The Priest at St. Anthony's Orphanage. |
| Maria | Consuelo | A Mother Nun in St. Anthony's Orphanage. |
21 | Dorothy | | A Dead Girl that Orla Sweeney met. |
| Mrs. | McHale | Neighbor of Orla Sweeney. |
| Mr. | McHale | Mrs. McHale's murdered husband. |
| Benny | Ganley | A Helper in St. Patrick's Church. |
28 | Noel | Munelly | Roisin Munelly's Husband / Margaret Ida Munelly's Father. |
35 | Mrs. | Kiernan | Annie Farelly's Employer. |
37 | Mary | Waldron | The Dead Pensioner / One of the Villagers in Mulderrig in 1948. |
| Cathal | Doyle | The Dead Pensioner / One of the Villagers in Mulderrig in 1948. |
| Maggie | Hoban | The Dead Pensioner / One of the Villagers in Mulderrig in 1948. |
| Kathleen | Irwin | The Dead Pensioner / One of the Villagers in Mulderrig in 1948. |
| Michale | Joyce | The Dead Pensioner / One of the Villagers in Mulderrig in 1948. |
| Bridget | Lawless | The Dead Pensioner / One of the Villagers in Mulderrig in 1948. |
| Maura | Cusack | The Dead Pensioner / One of the Villagers in Mulderrig in 1948. |
| Theresa | Walsh | The Dead Pensioner / One of the Villagers in Mulderrig in 1948. |
38 | Thomas | Sweeney | Orla Sweeney's Father. |
43 | Mr. | Kelly | A Police Inspector in Westport. |