| Person | Type | Job | Role(s) |
|---|---|---|---|
 Andrew G. La Marca | Crew | Production | Unit Production Manager |
 Barry Levinson | Crew | Directing | Director, Producer |
Blair Daily | Crew | Editing | Editor |
Brigette Lester | Crew | Production | Production Coordinator |
 Coya Elliott | Crew | Sound | Assistant Sound Editor |
Domenic Silvestri | Crew | Art | Set Designer |
Ellen Lewis | Crew | Production | Casting |
Eric Hedayat | Crew | Production | Location Manager |
Gloria Gresham | Crew | Costume & Make-Up | Costume Design |
 Jennifer Euston | Crew | Production | Casting Associate |
 Josh McLaglen | Crew | Production | Co-Producer, First Assistant Director |
 Larry David | Crew | Production | Executive Producer |
 Mark Mothersbaugh | Crew | Sound | Original Music Composer |
 Mary McLaglen | Crew | Production | Executive Producer |
Ronald R. Reiss | Crew | Art | Set Decoration |
Scott Herbertson | Crew | Art | Set Designer |
Sebastian Milito | Crew | Art | Construction Coordinator |
 Seth Reed | Crew | Art | Art Direction |
Steve Adams | Crew | Writing | Screenplay |
Stu Linder | Crew | Editing | Editor |
 Tad Griffith | Crew | Crew | Stunt Double |
 Tim A. Davison | Crew | Crew | Stunt Coordinator |
 Tim Maurice-Jones | Crew | Camera | Director of Photography |
Victor Kempster | Crew | Art | Production Design |
 Paula Weinstein | Crew | Production | Producer |
Stephen Price | Crew | Production | Location Manager |
 Amy Higgins | Cast | Actress | Vanderpark Nanny |
 Amy Poehler | Cast | Actress | Natalie Vanderpark |
Angee Hughes | Cast | Actress | Woman at Play |
 Ashlynn Rose | Cast | Actress | Girl #2 at Play (Butterfly) |
 Ben Stiller | Cast | Actor | Tim Dingman |
 Blue Deckert | Cast | Actor | Cal |
 Brian Reddy | Cast | Actor | Mr. Parmenter |
 Cayden Boyd | Cast | Actor | Boy #2 at Play (Wolf) |
 Christopher Walken | Cast | Actor | J-Man |
 Connor Matheus | Cast | Actor | Nathan Vanderpark |
 Curtis Andersen | Cast | Actor | Young Kissing Man |
 Daniel Lugo | Cast | Actor | Italian Minister |
 Douglas Roberts | Cast | Actor | Downscale Auctioneer |
 E.J. Callahan | Cast | Actor | Bartender |
 Frank Roman | Cast | Actor | Translator |
 Hector Elias | Cast | Actor | Eduardo |
 Jack Black | Cast | Actor | Nick Vanderpark |
John Gavigan | Cast | Actor | Les |
 Kent Shocknek | Cast | Actor | Newscaster |
 Maricela Ochoa | Cast | Actress | Dr. Fernandez |
 Rachel Weisz | Cast | Actress | Debbie Dingman |
 Tara Karsian | Cast | Actress | Lab Assistant |
 Ted Rooney | Cast | Actor | Upscale Auctioneer |
 Terry Bozeman | Cast | Actor | 3M Worker |
 Tom McCleister | Cast | Actor | Bosco |
 Ariel Gade | Cast | Actress | Lula Dingman |
Edith Jefferson | Cast | Actress | Mable |
Gustavo Hernandez | Cast | Pool Worker | |
 Sam Lerner | Cast | Actor | Michael Dingman |
Randall Bosley | Cast | Actor | Oscar |
John Marrott | Cast | State Trooper | |
Lily Jackson | Cast | Actress | Nellie Vanderpark |
Manny Kleinmuntz | Cast | Dimitriov | |
Tumbleweed | Cast | Lester | |
Ofer Samra | Cast | Pete | |
Melissa Pouk | Cast | Girl #1 at Play (Bee) | |
Hannah Rosenberg | Cast | Girl #3 at Play (Flower) | |
Atiana Coons-Parker | Cast | Girl #4 at Play (Rock) | |
Jacob Greenblatt | Cast | Boy #1 at Play (Duck) | |
Nicholas Sugimoto | Cast | Boy #3 at Play (Worm) | |
Jaye K. Danford | Cast | Campaign Emcee | |
Tracy Dixon | Cast | Actress | Teacher at Play |
Boris Shitikov | Cast | Actor | Himself |
| Person | Type | Job | Role(s) |
