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Jason Segel as Gary Huffman |
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Amy Poehler as Wendy |
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Kevin Hart as Kevin Heart |
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January Jones as May |
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Stephanie Faracy as Sheila Huffman |
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Colin Hanks as Colin Hanks |
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Phil Hendrie as Mr. Huffman |
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Krysten Leigh Jones as Girl at Universal Studios |
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Judge Reinhold as Judge Reinhold |
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Bree Turner as Allison |
| Directing | Judd Apatow | Director |
| Production | Judd Apatow | Executive Producer |
| Writing | Judd Apatow | Writer |
| Production | Terri Potts | Associate Producer |
| Sound | Bud Raymond | Utility Sound |
| Lighting | Taihe Miller | Lighting Technician |
| Art | Tim Perovich | Assistant Property Master |
| Art | Jeffry C. Voorhees | Assistant Property Master |
| Crew | Michael Sean Ryan | Transportation Coordinator |
| Crew | O'Shea Read | Post Production Supervisor |
| Production | Steven Werbkay | Production Coordinator |
| Production | Amy McIntyre Britt | Casting |
| Costume & Make-Up | Carrie Bauer | Set Costumer |
| Production | Anya Colloff | Casting |
| Art | Claudette Didul | Set Decoration |
| Camera | Alan Koplin | First Assistant Camera |
| Art | Chuck McSorley | Property Master |
| Sound | Scott Harber | Production Sound Mixer |
| Camera | James Mathers | Director of Photography |
