| Steve Martin | George Banks |
| Diane Keaton | Nina Banks |
| Kimberly Williams | Annie Banks |
| Kieran Culkin | Matty Banks |
| George Newbern | Bryan MacKenzie |
| Martin Short | Franck Eggelhoffer |
| Peter Michael Goetz | John MacKenzie |
| Kate McGregor-Stewart | Joanna MacKenzie |
| Bruce A. Block | Photographer |
| Donna Isaacson | Actor |
| B.D. Wong | Howard Weinstein |
| Carmen Hayward | Grace |
| April Ortiz | Olivia |
| Mina Vasquez | Marta |
| Gibby Brand | David |
| Richard Portnow | Al the Tux Salesman |
| Barbara Perry | Female Factory Worker |
| Martha Gehman | Andrea the Florist |
| Frank Kopyc | Dan the Field Engineer |
| David Pasquesi | Hanck the Caterer |
| Ira Heiden | Stock Boy |
| Thomas Wagner | Police Officer |
| Marissa Lefton | Annie at Three |
| Sarah Rose Karr | Annie at Seven |
| Amy Young | Annie at Twelve |
| Hallie Meyers-Shyer | Flower Girl |
| Annie Meyers-Shyer | Flower Girl |
| Morgan Dox | Bridesmaid |
| Elisa Mandell | Bridesmaid |
| Christine Beliveau | Bridesmaid |
| Natasha Wieland | Bridesmaid |
| Eric Kay | Usher |
| Scott Hogan | Usher |
| Peter James Cooper | Usher |
| David Day | Usher |
| Ed Williams | Reverend |
| Patricia Meyers | Guest at Reception |
| Irving Meyers | Guest at Reception |
| Mark Steen | 1st Waiter |
| Robert Bauer | 2nd Waiter |
| Kevin Shaw | 3rd Waiter |
| Peter Murnik | Patrolman |
| Chauncey Leopardi | Cameron |
| Steve Tyrell | Bandleader |
| Eugene Levy | Actor |
| Tom Irish | Ben Banks |
Technical Credits
| Charles Shyer | Director,Producer,Screenwriter |
| Carol Baum | Executive Producer |
| Susan Becker | Costumes/Costume Designer |
| Bruce A. Block | Associate Producer |
| K.C. Colwell | Asst. Director |
| Charlie Croughwell | Stunts |
| James Cruikshank | Executive Producer,Screenwriter |
| Erin Cummins | Art Director |
| Paul Deason | Production Manager |
| Linda DeScenna | Production Designer |
| John Dexter | Art Director,Set Decoration/Design |
| Debbie Evans | Stunts |
| Rosemarie Fall | Costumes/Costume Designer |
| William A. Fraker | Cinematographer |
| Sandy Gallin | Executive Producer |
| Frances Goodrich | Screenwriter |
| Albert Hackett | Screenwriter |
| Allen Hall | Special Effects |
| Geoff Hubbard | Set Decoration/Design |
| Donna Isaacson | Casting |
| Robert Jauregui | Stunts |
| Shirley Kirkes | Choreography |
| Darin Knight | Sound/Sound Designer |
| Charles D. Knight | Sound/Sound Designer |
| John Lindley | Cinematographer |
| Richard Marks | Editor |
| Cynthia McCormac | Set Decoration/Design |
| Nancy Meyers | Producer,Screenwriter |
| James Orr | Executive Producer,Screenwriter |
| Mark Poll | Set Decoration/Design |
| Zvi Howard Rosenman | Producer |
| Stephen A. Rotter | Editor |
| Alan Silvestri | Score Composer |
| Sandy Veneziano | Production Designer |
| Rock Walker | Stunts |
| Brad Wilder | Makeup |
| Cindy Williams | Co-producer |