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Michael Cera as Gunther |
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Jack A. O'Connell as Mr. Hartman |
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Charles Grodin as Father |
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Kelis as Herself |
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Brandon Reilly as Dougie |
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Curtiss Cook as Conrad |
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Charlotte Booker as Mrs. Hartman |
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Andy Prosky as Dr. Schwartz |
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Christina Sajous as Backup Singer |
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Deonna Bouyue as Backup Singer |
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Heems as Recording Engineer |
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Andrew Levine as Adler |
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Adam Levite as Man in Recording Studio |
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Caroline Capers Powers as Dr. Schwartz's Date |
| Directing | Michael Cera | Director |
