Exactly one year after Tom meets Violet, he surprises her with a wedding ring. By all accounts, Tom and Violet are destined for their happily ever after. However, this engaged couple just keep getting tripped up on the long walk down the aisle.
| Writing | Nicholas Stoller | Screenplay |
| Directing | Nicholas Stoller | Director |
| Writing | Jason Segel | Screenplay |
| Art | Julie Berghoff | Production Design |
| Production | Jeanne McCarthy | Casting |
| Art | John B. Josselyn | Art Direction |
| Costume & Make-Up | Leesa Evans | Costume Design |
| Editing | Peck Prior | Editor |
| Art | Sophie Neudorfer | Set Decoration |
| Editing | William Kerr | Editor |
| Sound | Michael Andrews | Original Music Composer |
| Camera | Javier Aguirresarobe | Director of Photography |
| Production | Richard Vane | Executive Producer |
| Costume & Make-Up | Emilie Cockels | Hairstylist |
| Costume & Make-Up | Elizabeth Cortez | Key Hair Stylist |
| Costume & Make-Up | Jennifer Tremont | Hairstylist |
| Sound | Tammy Fearing | ADR Editor |
| Sound | Marc Fishman | Sound Re-Recording Mixer |
| Crew | Jeffrey J. Dashnaw | Stunt Coordinator |
| Production | Sarah Sprague | Production Coordinator |
| Costume & Make-Up | Nina Paskowitz | Hair Department Head |
| Crew | Michael Spatola | Prop Maker |
| Visual Effects | Scott M. Davids | Visual Effects Supervisor |
| Lighting | Amy Snell | Rigging Grip |
| Camera | Keith Wandrei | Dolly Grip |
| Art | Justin N. Lang | Set Designer |
| Crew | Joe Bucaro III | Stunt Coordinator |
| Costume & Make-Up | Jessica Albertson | Key Set Costumer |
| Costume & Make-Up | Ariel Gold | Costume Supervisor |
| Crew | Boyd Bossler | Prop Maker |
| Sound | Andrew Adams | Boom Operator |
| Sound | Alison Fisher | Dialogue Editor |
| Camera | Tommy Daguanno | Dolly Grip |
| Camera | Gregg Horvath | First Assistant Camera |
| Art | Douglas Womack | Construction Coordinator |
| Lighting | Chris Ritter | Rigging Gaffer |
| Camera | Glen Wilson | Still Photographer |
| Costume & Make-Up | Peter Robb-King | Makeup Department Head |
| Sound | Lee Gilmore | Sound Effects Editor |
| Visual Effects | Mark Larranaga | Visual Effects Supervisor |
| Sound | Adam Jenkins | Sound Re-Recording Mixer |
| Camera | Mark Karavite | Steadicam Operator |
| Lighting | John Wendling | Best Boy Electric |
| Lighting | Scott Zuckerberg | Rigging Grip |
| Camera | Sean T. Kelly | Key Grip |
| Editing | Emily Streetz | Assistant Editor |
| Crew | Bob Corff | Dialect Coach |
| Art | Erick Donaldson | Set Designer |
| Sound | George H. Anderson | Supervising Sound Editor |
| Editing | Kenneth Marsten | First Assistant Editor |
| Costume & Make-Up | Leo Corey Castellano | Prosthetic Makeup Artist |
| Art | Sean Mannion | Property Master |
| Sound | Ken Segal | Sound Mixer |
| Visual Effects | Seth Kleinberg | Visual Effects Producer |
| Lighting | Adam Kogelman | Rigging Grip |
| Production | Nicholas Stoller | Producer |
| Costume & Make-Up | Mia Daaja | Hairstylist |
| Crew | Lisa Rodgers | Post Production Supervisor |
| Costume & Make-Up | Maggie Fung | Key Makeup Artist |
| Art | Hilary Bristoll | Art Department Coordinator |
| Sound | Larry Kemp | ADR Supervisor |
| Sound | Joe Schiff | ADR Editor |
| Camera | Christopher TJ McGuire | Camera Operator |
| Lighting | Omar Sabeh | Lighting Technician |
| Costume & Make-Up | Cynthia Bond | Tailor |
| Production | Rodney Rothman | Producer |
| Directing | Michael J. Moore | First Assistant Director |
| Art | Mike Sunga | Leadman |
| Lighting | Louis DiCesare | Gaffer |
| Costume & Make-Up | Kate Abraham | Seamstress |
| Production | Curtis Collins | Location Manager |
| Sound | Jonathan Karp | Music Editor |
| Sound | James Matheny | Dialogue Editor |
| Camera | Charles John Bukey | Key Grip |
| Sound | Carl Sealove | Music Editor |
| Lighting | Tim O'Dea | Gaffer |
| Production | Judd Apatow | Producer |
| Editing | Brian Scott Olds | First Assistant Editor |
| Costume & Make-Up | Andrea Pino | Makeup Artist |
| Costume & Make-Up | Kris Ravetto | Makeup Artist |
| Art | Eric Rhodes | Greensman |
| Editing | Mitch Rosin | Assistant Editor |
| Directing | Brenda Lopez | Script Supervisor |
| Crew | Garrett Lowe | Scenic Artist |
| Directing | Jeffrey J. Dashnaw | Second Unit Director |
