 | Laura Linney als Samantha Prescott |
 | Mark Ruffalo als Terry Prescott |
 | Matthew Broderick als Brian Everett |
 | Jon Tenney als Bob Steegerson |
 | Rory Culkin als Rudy Prescott |
 | Halley Feiffer als Amy |
 | J. Smith-Cameron als Mabel |
 | Josh Lucas als Rudy (Kolinski) Sr. |
 | Gaby Hoffmann als Sheila |
 | Amy Ryan als Rachel Louise Prescott |
 | Adam LeFevre als Sheriff Darryl |
 | Kenneth Lonergan als Ron |
 | Nina Garbiras als Nancy Everett |
 | Kim Parker als Rudy Sr.'s Girlfriend |
 | Michael Countryman als Thomas Gerard Prescott |
 | Whitney Vance als Young Sammy Prescott |
| Peter Kerwin als Young Terry Prescott |
 | Betsy Aidem als Minister |
| Lisa Altomare als Waitress |
| Richard Hummer als Plumber |
| Allan Gill als Older Cop |
| Brian Ramage als Young Cop |
| Kenneth Lonergan | Director |
| Kenneth Lonergan | Writer |
| Lydia Marks | Set Decoration |
| Lina Todd | Casting |
| Michael Shaw | Production Design |
| Larry Meistrich | Producer |
| Morton Swinsky | Executive Producer |
| Rachel Peters | Associate Producer |
| Melissa Toth | Costume Design |
| Steve Carlis | Executive Producer |
| Keith Abell | Co-Producer |
| Jeffrey Sharp | Producer |
| Barbara De Fina | Producer |
| Stephen Kazmierski | Director of Photography |
| Donald C. Carter | Executive Producer |
| Martin Scorsese | Executive Producer |
| John N. Hart | Producer |
| Lesley Barber | Original Music Composer |
| Anne McCabe | Editor |
| Julian Iragorri | Co-Producer |
| Jill Footlick | Line Producer |
| James Post | Key Hair Stylist |
| Shawn Carroll | Art Direction |
| Erica Westheimer | Assistant Costume Designer |
| Chris Bingham | Makeup Artist |
| Jill Footlick | Unit Production Manager |
| Michael Lerman | First Assistant Director |
| Peter Thorell | Second Assistant Director |
| Robert Kravis | Associate Producer |
| Larry Riley | Still Photographer |
| Peter Schneider | Sound Mixer |
| Wendy Hedin | Supervising Sound Editor |
| Robert Fernandez | Sound Re-Recording Mixer |
| Alfredo Frasson | Color Timer |
| Sue Shufro | Music Editor |
| Patrick Dundas | Foley Recordist |
| Nancy Cabrera | Foley Artist |
| David Briggs | Foley Editor |
| Todd S. Klein | Key Grip |
| Jamie H. Zelermyer | Production Supervisor |
| Sandy Hays | Steadicam Operator |
