| Dr. |
Aitken | Eileen's doctor |
| Coach |
Amedure | Cross country coach |
| Mrs. |
Balarezo | Connell's teacher |
| Mrs. |
Braverman | Twelfth floor tenant |
| Dr. Jeremy |
Brill | Ruth's therapist |
| Mr. |
Caldecott | Tenth floor tenant |
| Leland |
Callon | Virginia's fiancee |
| Juan |
Castro | Connell's schoolmate |
| Cindy |
Coakley | Old friend of Eileen |
| Jack |
Coakley | Cindy's husband |
| Shane |
Coakley | Cindy Coakley's son |
| Paula |
Coogan | Eileen's previous supervisor |
| Gene |
Cooney | Eileen's neighbor |
| Mr. |
Corso | Connell's old teacher |
| Mr. |
Cotswald | Connell's teacher |
| Father |
Coudhary | New priest |
| Todd |
Coughlin | On cross country team |
| Declan |
Coyne | Classmate of Connell |
| Gustavo |
Cruz | Connell's schoolmate |
| Marie |
Cudahy | Eileen's friend |
| Tom |
Cudahy | Marie's husband |
| Steven |
Cudahy | Marie Cudahy's son |
| Carly |
Cudahy | Twin daughter of Marie |
| Savannah |
Cudahy | Twin daughter of Marie |
| Tommy |
Daulto | Connell's student |
| Tommy |
Delaney | Ruth arranged date with Eileen |
| Shane |
Dunn | Connells schoolmate |
| Mrs. |
Ehrlich | Connell's teacher |
| Bruce |
Epstein | Tax lawyer |
| Benny |
Erazo | Bully to Connell |
| Father |
Finnegan | Previous priest |
| Kelly |
Flanahan | Friend of Eileen |
| Eveline |
Flanahan | Daughter of Eveline |
| Henry |
Flanahan | Son of Eveline |
| Sargeant |
Garger | Policeman watching Ed |
| Danny |
Glasheen | Eileen's mother's cousin |
| Mrs. |
Grady | Eileen's neighbor |
| Mr. |
Grossman | Jr. Year English teacher |
| Rod |
Henni | Tall boy in new school |
| Adelaide |
Henry | Paula Coogan's replacement |
| Laura |
Hollis | Connell's schoolmate |
| Reinhold |
Huggins | Ex-roommate of Ed |
| Mr. |
Hurley | Irish Dancing Teacher |
| Nick |
Indelicato | Connell's student |
| Nadya |
Karpon | One of Eileen's nurses |
| Mr. |
Kehoe | Boarder in Eileen's house |
| Dr. |
Khalifa | Neurologist |
| Brendan |
King | Connell's student |
| Mrs. |
Klein | Friend in nursing home |
| Mr. |
Kotowsi | Connell's debate coach |
| Stan |
Kovey | Ed's Chair at college |
| Ed |
Leary | Eileen's date |
| Connell |
Leary | Son of Eilee |
| Elbert |
Lim | Connells schoolmate |
| Mr. |
Liu | Chinese grocer |
| Mrs. |
Long | Eileen's neighbor |
| Billy |
Malague | Eileen went on date with |
| Mr. |
Marku | Connell's boss at apartment building |
| Pete |
McCauley | Connell's schoolmate |
| Frank |
McGuire | Friend of Eileen |
| Pete |
McNeese | Bar friend of Big Mike |
| Miss |
Montero | Connell's teacher |
| Marvin |
Neri | Connell's student |
| John |
Ng | Connell's schoolmate |
| Justin |
Nix | Connell's student |
| Angelo |
Orlando | Owner, room rented by Eileen & Ed |
| Lena |
Orlando | Angelo's wife |
| Gary |
Orlando | Angelo's son |
| Donny |
Orlando | Angelo's son |
| Brenda |
Orlando | Angelo's daughter |
| | Palumbos |
Eileen's neighbors |
| Carmine |
Priore | Connell's student |
| Danny |
Purpano | Connell's student |
| Mr. |
Shanahan | Twelfth floor investment banker |
| Mrs |
Sonnabend | Friend in nursing home |
| Christin |
Taddei | Girl Connell asked out |
| Jasper |
Tate | Ed's partner on grant research |
| Thomas |
Thomas | Bought Eileen's house |
| Thomas |
Thomas | Bought old house from Eileen |
| Anabel |
Thomas | Thomas's wife |
| Thomas |
Thomas | Son of Thomas. Aka: Vijay |
| Virginia (Ginny) |
Towers | Old schoolmate of Eileen |
| Eileen |
Tumulty | 4th Grade Irish 9 year old |
| Mike |
Tumulty | Eileen's father |
| Carl |
Washington | Mike's co-driver at beer company |
| Nathaniel |
Washington | Carl Washington's son |
| Stanford |
White | Designed Bronx NYU campus |
| Andy |
| Works at Korean Optimo store |
| Bethany |
| Eileen's old friend |
| Brendan |
| Eileen's cousin |
| Brewster |
| Friend of Declan |
| Calypsa |
| Tropical bird at nursing home |
| Carlos |
| Connell's schoolmate |
| Cecily |
| Pat and Tess's daughter |
| Chase |
| Mr. Shanahan's son |
| Consolata |
| Angelo's sister, lives on 3rd floor |
| Cora |
| Ed's mother |
| Curt |
| Eileen's hair stylist |
| Dale |
| Director of play |
| Danielle |
| Connell's girlfriend |
| Danny |
| Connell's schoolmate |
| Davey |
| Eileen's uncle |
| DeClan |
| Eileen's cousin |
| Deirdre |
| Eileen's mother's mother |
| Delores |
| Fifth-grader Connell helped with reading |
| Desi |
| Eileen's uncle, father's younger brother |
| Eamonn |
| Eileen's cousin |
| Eddie |
| Eileen's uncle |
| Elyse |
| Pat and Tess's daughter |
| Emily |
| Old friend of Eileen |
| Evan |
| Old friend of Learys |
| Farshid |
| Iranian classmate of Connell |
| Fiona |
| Ed's sister |
| Frank |
| Friend of Ruth |
| Gloria |
| Real Estate Agent |
| Hector |
| Connell's friend |
| Hiram |
| Eileen's mother's friend |
| Hugh |
| Ed's father |
| Jen |
| Cindy Coakley's sister, agent |
| Jenna |
| Connell's co-actor |
| Jose |
| Benny's little brother |
| Kacey |
| Social Director at nursing home |
| Kaitlin |
| Connell bought valentine for |
| Karla |
| Lady on airplane with Connell |
| Kathy |
| Friend of Eileen |
| Kelly |
| Old friend of Learys |
| Kevin |
| Connell's schoolmate |
| Kittie |
| Eileen's aunt |
| Lilly |
| Eileen's aunt |
| Linda |
| Phil's wife |
| Margaret |
| Eileen's cousin |
| Margie |
| Mother's youngest sister |
| Mary Alice |
| Sister (Nun) teacher |
| Michelle |
| Connell's wife |
| Mickey |
| Eileen's cousin |
| Nora |
| Eileen's cousin |
| Oberon |
| Character in play |
| Paddy |
| Eileen's uncle, father's older brother |
| Pat |
| Eileen's male cousin, 4.5 yrs. younger |
| Pat |
| Uncle, Mother's 1st cousin |
| Peter |
| Mr Marku's son, 8th grade |
| Phil |
| Ed's younger brother |
| Rachelle |
| Channeler |
| Rebecca |
| Girl at evening party |
| Regina |
| Connell's girlfried |
| Ricky |
| Michelle's brother in California |
| Rod |
| Kid in photos of track meet with Ed |
| Ronnie |
| Eileen's aunt |
| Ruth |
| Friend of Eileen |
| Sadie |
| Connell's co-worker |
| Sal |
| Gardener |
| Sandro |
| Arturo's (restaurant) son |
| Schmidts |
| Eileen's neighbors |
| Sean |
| Eileen's cousin |
| Sergei |
| Brother of Nadya |
| Sharon |
| Brenda's 4 year old daughter |
| Sheila |
| Tom's girlfriend |
| Sister Alberta |
| Eileen's childhood teacher |
| Stefan |
| On cross country team |
| Sunny |
| Eileen's friend from work |
| Teresa |
| Bethany's daughter |
| Tom |
| Sheila's boyfriend |
| Tommy |
| Connell's schoolmate |
| Trish |
| Eileen's cousin |
| Violet |
| Connell dated after college |
| Vywamus |
| Voice from Rachelle |
| Walt |
| Was married to Bethany |
| Willie |
| Desi's oldest brother |