- Vince Vaughn
- Dave, Producer, Screenwriter
- Jason Bateman
- Jason
- Jon Favreau
- Joey, Screenwriter
- Faizon Love
- Shane
- Kristin Davis
- Lucy
- Malin Akerman
- Ronnie
- Kristen Bell
- Cynthia
- Temuera Morrison
- Briggs
- Jean Reno
- Monsieur Marcel
- Kali Hawk
- Trudy
- Tasha Smith
- Jennifer
- Carlos Ponce
- Salvadore
- Peter Serafinowicz
- Stanley
- Jonna Walsh
- Lacey
- Gattlin Griffith
- Robert
- Colin Baiocchi
- Kevin
- Vernon Vaughn
- Grandpa Jim Jim
- Peter Billingsley
- Director
- Vince Vaughn
- Dave, Producer, Screenwriter
- Jon Favreau
- Joey, Screenwriter
- Dana Fox
- Screenwriter
- Scott Stuber
- Producer
- Victoria Vaughn
- Executive Producer
- Guy Riedel
- Executive Producer
- Eric Alan Edwards
- Cinematographer
- Shepherd Frankel
- Production Design
- Dan Lebental
- Film Editing
- Susan Matheson
- Costume Design
- A.R. Rahman
- Original Music
- Sarah Halley Finn
- Casting
- Curt Beech
- Art Director
- Clint Wallace
- Art Director
- Daniel B. Clancy
- Set Decoration
- Randi Hiller
- Casting
