 | Chris Evans als Narrator |
 | Michelle Monaghan als Her |
 | Topher Grace als Scott |
 | Aubrey Plaza als Mallory |
 | Luke Wilson als Samson |
 | Martin Starr als Lyle |
 | Anthony Mackie als Bryan |
 | Ioan Gruffudd als Stuffy |
 | Philip Baker Hall als Granddad |
 | Patrick Warburton als Dick |
 | Ashley Tisdale als Ashley Tisdale |
 | Matthew Morrison als Matthew Morrison |
 | Jaeden Martell als 6 Year Old Me |
 | Fabianne Therese als College Girl |
 | Gerry Bednob als Cabbie / Gabriel |
 | Beverly D'Angelo als Lyle's Girlfriend |
 | Kyle Mooney als Other Dude |
 | Scott Evans als Blissful Boy |
 | Brenda Schmid als Blissful Girl |
 | Sarah Dumont als Cute Girl |
 | Mikaela Hoover als Lacey |
 | Devon Ogden als Sadie |
| Justin Reardon | Director |
| Chris Shafer | Screenplay |
| Paul Vicknair | Screenplay |
| Chris Evans | Executive Producer |
| Nicolas Chartier | Producer |
| Craig J. Flores | Producer |
| McG | Producer |
| Mary Viola | Producer |
| Jake Monaco | Music |
| Catherine Haight | Editor |
| Nicolas Chartier | Executive Producer |
| Jon Poll | Co-Executive Producer |
| Dominic Rustam | Co-Producer |
| Corrie Rothbart | Co-Producer |
| Bruce Wayne Gillies | Line Producer |
| Kim Davis-Wagner | Casting |
| Justine Arteta | Casting |
| Jeff Cutter | Director of Photography |
| Patrick Lumb | Production Design |
| Beth Pasternak | Costume Designer |
| Gabe Hilfer | Music Supervisor |
| Kevin J. Edelman | Music Supervisor |
| Bruce Wayne Gillies | Unit Production Manager |
| Rod Smith | First Assistant Director |
| Jasmine Marie Alhambra | Second Assistant Director |
| Chris Shafer | Co-Producer |
| Paul Vicknair | Co-Producer |
| Lara Khachooni | Additional Editor |
| Jennifer Haire | Production Supervisor |
| Larry Ferguson Jr. | Post Production Supervisor |
| Kelley Cribben | Post Production Supervisor |
| Aaron Levy | Sound Designer |
| Andy Cheng | Stunt Coordinator |
| Julie Hook | Art Department Coordinator |
| Justin Reardon | Storyboard Artist |
| Lisa Clark | Set Decoration |
| Douglas Woods | Set Dresser |
| Yoel Ancieta | Set Dresser |
| Myles Lumb | Set Dresser |
| Patrick Lumb | Set Dresser |
| Michelle Waring | Art Department Assistant |
| Gregory R. Wolf | Property Master |
| Héctor B. López | Assistant Property Master |
| Greg Manke | Props |
| Timothy Roarke | Camera Operator |
| Daniel Hanych | First Assistant "A" Camera |
| Seth Kotok | Second Assistant "A" Camera |
| Gavin Ames | Steadicam Operator |
| John Waldo | First Assistant Camera |
| Seth A. Peschansky | First Assistant "B" Camera |
| Daniel C. McFadden | Still Photographer |
| Pawel Wdowczak | Sound Mixer |
| Tim Song Jones | Boom Operator |
| Michael Krikorian | Utility Sound |
| Bobby Wotherspoon | Chief Lighting Technician |
| Luke Kalarickal | Assistant Chief Lighting Technician |
| Juan Barroso | Electrician |
| Wadsworth Peters | Electrician |
| William Buckingham III | Key Grip |
| Michael Orr | Dolly Grip |
| Brenden "Snake" Craighill | Grip |
| Deepak Whitesides | Grip |
| Liz Trainor | Script Supervisor |
| Hana Rausalova | Costume Supervisor |
| Adrienne Greshock | Key Costumer |
| Debbie Travis | Key Costumer |
| Unchin Lee | Set Costumer |
| Steve Constancio | Set Costumer |
| Charlotte Parker | Hair Department Head |
| Deborah Rutherford | Makeup Department Head |
| Paul Codiga | Location Manager |
| Mike Barry | Assistant Location Manager |
| JT Panzarella | Assistant Location Manager |
| Javier Robles | Assistant Location Manager |
| Charissa McLain | Production Coordinator |
| Traci Tateyama | Assistant Production Coordinator |
| Casey Mako | Second Second Assistant Director |
| Freya Krasnow | Casting Assistant |
| Debe Waisman | Extras Casting |
| Eric Wills | Craft Service |
| Beverley Hartigan | Special Effects Coordinator |
| John Hartigan | Special Effects Coordinator |
| Matthew Ballard | Transportation Captain |
| Phil Eisenhower | Studio Teacher |
| Perri Pivovar | Assistant Editor |
| Elana Joy Livneh Lessem | Assistant Editor |
| Tom Paul | Sound Re-Recording Mixer |
| Sean Garnhart | Sound Re-Recording Mixer |
| Aaron Levy | Sound Supervisor |
| Alexandra Fehrman | Sound Supervisor |
| Chad J. Hughes | Supervising Sound Effects Editor |
| Steve Papagiannis | Sound Effects Editor |
| Alexandra Fehrman | Sound Editor |
| Ruth Adelman | ADR Supervisor |
| Ron Bedrosian | ADR Mixer |
| Greg Steele | ADR Mixer |
| Tami Treadwell | ADR Mixer |
| Charlie Kolander | Dialogue Editor |
| Geordy Sincavage | Foley Mixer |
| Vincent Guisetti | Foley Artist |
| G.W. Pope III | Foley Artist |
| Leobardo Ledon | Foley Editor |
| Rob Sciarratta | Colorist |
| Vico Sharabani | Visual Effects Supervisor |
| Simone Metzger | Visual Effects Coordinator |
