| Cast list | | Bob Balaban | as | Arthur Planck | | Charlene Biton | as | Belle Dancer | | Peter Bogdanovich | as | Roger Spade | | Bobby Cannavale | as | Don Meyers | | Billy Crudup | as | Henry | | Martin Freeman | as | Jeremy | | Cassidy Hinkle | as | Cassidy | | Christopher Grey Misa | as | Boy In Diner | | Mandy Moore | as | Lucy | | Antonio Parisi | as | Young boy | | Jicky Schnee | as | Mandy | | Amy Sedaris | as | Cassidy's Mom | | Christine Taylor | as | Allison | | Steven Wargo | as | Photo Double: Billy Crudup | | Dianne Wiest | as | Carol | | Tom Wilkinson | as | Rudy Holt |
| | Crew list: | | Justin Theroux (Director) | | David Bromberg (Writer) |
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