 | Russell Brand als Easter Bunny (voice) |
 | James Marsden als Fred |
 | Kaley Cuoco als Samantha O'Hare |
 | Hank Azaria als Carlos / Phil (voice) |
 | Elizabeth Perkins als Bonnie O'Hare |
 | Gary Cole als Henry O'Hare |
 | Hugh Laurie als E.B.'s Dad (voice) |
 | David Hasselhoff als Himself |
 | Chelsea Handler als Mrs. Beck |
 | Dustin Ybarra als Cody |
 | Tiffany Espensen als Alex O'Hare |
 | Jimmy Carter als Blind Boys of Alabama |
 | Veronica Alicino als Waitress |
 | Coleton Ray als Young Fred |
 | Mark Riccardi als Security Guard |
| Greg Lewis als Performer |
 | Robbie Tucker als Kid#1 (uncredited) |
 | Crystal the Monkey als Monkey (uncredited) |
 | Hugh Hefner als Voice at Playboy Mansion |
 | Rick Pasqualone als Utility Voice |
 | Django Marsh als Young E.B. (voice) |
| Ken Daurio | Screenplay |
| Tim Hill | Director |
| Cinco Paul | Story |
| Cinco Paul | Screenplay |
| Peter S. Elliot | Editor |
| Christopher Lennertz | Original Music Composer |
| Brian Lynch | Screenplay |
| Gregory Perler | Editor |
| Peter Lyons Collister | Director of Photography |
| Ken Daurio | Story |
| John Cohen | Executive Producer |
| Aravind Jayaraman | Visual Effects |
| Jeannine Berger | Post Production Supervisor |
| Samidha Nagwekar | Animation |
| Rohit Kolhe | Animation |
| Joel Foster | Animation |
| Sachin Bangera | Animation |
| Dixie Pizani | Animation |
| Daniel Lindsey | Visual Effects |
| Ian Blum | Animation |
| Charlie Daboub | Art Direction |
| Chris Meledandri | Producer |
| Junie Lowry-Johnson | Casting |
| Alexandra Welker | Costume Design |
| Cheri Minns | Makeup Department Head |
| Libby Goldstein | Casting |
| Michele Imperato Stabile | Producer |
| Candace Neal | Hair Department Head |
| Richard Holland | Production Design |
| Don Diers | Set Decoration |
| Jerad Marantz | Character Designer |
| Julianne Jordan | Music Supervisor |
| Chris Bailey | Animation Supervisor |
| Leigh Shanta | Unit Production Manager |
| Michele Imperato Stabile | Unit Production Manager |
| Michele Panelli-Venetis | First Assistant Director |
| David Mendoza | Second Assistant Director |
| John Moio | Stunt Coordinator |
| G. Grant Jewett | Stunt Double |
| Tom Roach | Stunt Double |
| Steve Dubin | Visual Effects Producer |
| Wendy Geary | Associate Producer |
| Lissette Schettini | Assistant Art Director |
| James Hegedus | Production Illustrator |
| Patrick Janicke | Production Illustrator |
| Carol Kieffer Police | Production Illustrator |
| Heather Elwell | Art Department Coordinator |
| Alex Hunter | Art Department Coordinator |
| Emily Ferry | Property Master |
| Joy Taylor | Assistant Property Master |
| Ken Turek | Leadman |
| Matthew R. Altman | Set Dresser |
| Mark Kudra | Set Dresser |
| Karen Riemenschneider | Set Dresser |
| Peter Mercurio | "A" Camera Operator |
| Alan R. Disler | First Assistant Camera |
| Robin Bursey | Second Assistant Camera |
| Harry K. Garvin | Steadicam Operator |
| Alan Brownstein | "B" Camera Operator |
| Darrin DeLoach | First Assistant "B" Camera |
| Rob Monroy | Second Assistant "B" Camera |
| Lynda Wu | Camera Loader |
| David 'Goldy' Goldsmith | Video Assist Operator |
| Richard Bryce Goodman | Production Sound Mixer |
| Cary Weitz | Boom Operator |
| Alexandra Gallo | Utility Sound |
| Matthew Schmidt | First Assistant Editor |
| Derrick Mitchell | Visual Effects Editor |
| Shane D. Kelly | Chief Lighting Technician |
| Donald D. Davidson | Assistant Chief Lighting Technician |
| Greg Cantrell | Rigging Gaffer |
| Michael Alexonis | Key Grip |
| Tim Soronen | Best Boy Grip |
| Charles Smith | Key Rigging Grip |
| Alan E. Lorimer | Special Effects Supervisor |
| Bill Edwards | Costume Supervisor |
| Jennifer Dozier | Key Costumer |
| Amelia Buhrman | Costumer |
| Elena Arroy | Key Makeup Artist |
| Joy Zapata | Key Hair Stylist |
| Sharron Reynolds-Enriquez | Script Supervisor |
| France Myung Fagin | Location Manager |
| Diana Adams | Production Accountant |
| Beatriz Madrigal | Payroll Accountant |
| Jill Hahn | Second Assistant Accountant |
| Justin Carville | Second Assistant Accountant |
| Cynthia Phillips | Post Production Accountant |
| Erin Sahlstrom | Production Coordinator |
| Carrie Oyer | Assistant Production Coordinator |
| Linda Warrilow | Assistant Production Coordinator |
| Blake Nabavi | Production Secretary |
| Lisa Soltau | Casting Associate |
| Monica Kelly | Casting Assistant |
| Carol Grant | Extras Casting |
| Kelly Hunt | Extras Casting Assistant |
| Eddie Michaels | Unit Publicist |
| Jaimie Trueblood | Still Photographer |
| Judith M. Brown | Studio Teacher |
| Mike Medina | Construction Coordinator |
| Robert K. Johnson | Transportation Coordinator |
| Rick Chouinard | Transportation Captain |
| Nick Mestrundrea | Craft Service |
| Phil Scalisi | Craft Service |
| Richard L. Anderson | Supervising Sound Editor |
| Ann Scibelli | Sound Designer |
| Mike Chock | Sound Editor |
| John Dunn | Sound Editor |
| Mark Coffey | Assistant Sound Editor |
| Julie Feiner | Supervising ADR Editor |
| Mildred Iatrou | Dialogue Editor |
| Val Kuklowsky | Dialogue Editor |
| Laura Graham | Dialogue Editor |
| Christopher T. Welch | Dialogue Editor |
| Chris Navarro | ADR Mixer |
| Gary A. Hecker | Foley Artist |
| Katherine Rose | Foley Artist |
| Tom Johnson | Sound Re-Recording Mixer |
| Gary Rizzo | Sound Re-Recording Mixer |
| J.J. George | Supervising Music Editor |
| Bryon Rickerson | Music Editor |
| Harry Muller | Color Timer |
| David Cole | Digital Intermediate Colorist |
| Thomas E. Ackerman | Second Unit Director of Photography |
| Thomas E. Ackerman | Second Unit Director |
| Peter DeSève | Character Designer |
| Bryan Searing | Visual Effects Coordinator |
