 | Adam Sandler als Robbie Hart |
 | Drew Barrymore als Julia Sullivan |
 | Christine Taylor als Holly Sullivan |
 | Allen Covert als Sammy |
 | Matthew Glave als Glenn Gulia |
 | Ellen Albertini Dow als Rosie |
 | Angela Featherstone als Linda |
 | Alexis Arquette als George |
 | Christina Pickles als Angie Sullivan |
 | Jodi Thelen als Kate |
 | Frank Sivero als Andy |
 | Patrick McTavish als Tyler |
| Gemini Barnett als Petey |
 | Billy Idol als Himself |
 | Kevin Nealon als Mr. Simms |
 | Carmen Filpi als Old Man in Bar |
 | Robert Smigel als Andre |
| Todd Hurst als Drunk Teenager |
 | Peter Dante als David's Friend |
| Jimmy Karz als Studliest Kid at Bar Mitzvah |
 | Tim Herlihy als Rudy (the Bartender) |
| Andrew Shaifer als Flight Attendant #2 |
 | Angela Paton als Faye |
 | Maree Cheatham als Nice Lady on Plane |
 | Steven Brill als Glenn’s Friend Jason |
 | Steve Buscemi als David 'Dave' Veltri (uncredited) |
 | Jon Lovitz als Jimmie Moore (uncredited) |
 | Brian Posehn als Man at Table #9 (uncredited) |
| Tom Lewis | Editor |
| Jack Giarraputo | Producer |
| Teddy Castellucci | Original Music Composer |
| Robert Simonds | Producer |
| Tim Herlihy | Screenplay |
| Frank Coraci | Director |
| Tim Suhrstedt | Director of Photography |
| Alan Au | Art Direction |
| Brad Grey | Executive Producer |
| Sandy Wernick | Executive Producer |
| Patti McNulty | Art Department Coordinator |
| Lisa Robyn Deutsch | Set Decoration |
| Mona May | Costume Design |
| Kimberly Wright | Still Photographer |
| Kim H. Ornitz | Sound Mixer |
| Jeanne Byrd | Script Supervisor |
| Carla Fry | Executive In Charge Of Production |
| Perry Andelin Blake | Production Design |
| Roger Mussenden | Casting |
| Ira Shuman | Unit Production Manager |
| James M. Freitag | First Assistant Director |
| David Cass Jr. | Second Assistant Director |
| Erik Holmberg | Production Executive |
| Joe Fineman | Executive In Charge Of Post Production |
| Rita Smith | Associate Producer |
| Michelle Holdsworth | Associate Producer |
| Robert Hackl | Post Production Supervisor |
| Michael Runyard | Stunt Coordinator |
| Russell McElhatton | Camera Operator |
| Mark J. Levenstein | Production Accountant |
| Lisa Lynn Kearsley | Production Coordinator |
| Cindy Franke | Assistant Production Coordinator |
| Ann Harris | Set Designer |
| Paul V. Ferrazzi | First Assistant Camera |
| Steve Aredas | Second Assistant Camera |
| Daniel C. Gold | "B" Camera Operator |
| Daniel E. Teaze | First Assistant "B" Camera |
| Gary A. Theard | Boom Operator |
| Paul Coogan | Cableman |
| George Ball | Chief Lighting Technician |
| John R. Manocchia | Assistant Chief Lighting Technician |
| John Cucura | Rigging Gaffer |
| Loren Corl | Key Grip |
| Andreas Crawford | Dolly Grip |
| Ann Pala | Makeup Department Head |
| Kimberly Greene | Makeup Department Head |
| Vonda K. Morris | Makeup Artist |
| Candy L. Walken | Hair Department Head |
| Barbara Olvera | Hair Department Head |
| Lana Heying | Hairstylist |
| Deahdra Scarano | Costume Supervisor |
| Michael Neale | Location Manager |
| Elmo Weber | Sound Designer |
| Paul B. Clay | Sound Supervisor |
| Wendi Laski | Unit Publicist |
| Kenneth Bondy | Craft Service |
| Mark Powell | Construction Coordinator |
| Bryce Guy Williams | Transportation Coordinator |
| Scott Millan | Sound Re-Recording Mixer |
| Brad Sherman | Sound Re-Recording Mixer |
| Jim Fitzpatrick | Sound Re-Recording Mixer |
| Brian D. Lucas | Sound Recordist |
| Mike Mertens | Color Timer |
| Gary Burritt | Negative Cutter |
| Ramsey McDaniel | Title Designer |
| Kathy C. King | Makeup Artist |
| Sam Gemette | Sound Effects Editor |
| Steven M. Sax | Sound Effects Editor |
| Bruce Swanson | Sound Recordist |
| Scott A. Tinsley | Sound Effects Editor |
| Vic Radulich | Sound Editor |
| Gary Archer | Prosthetics |
| Richard Brener | Co-Executive Producer |
