- Samuel Adler
- production assistant: second unit
- Erik Aguirre
- second assistant accountant
- Wendy Altman-Cohen
- principal eyewear
- Sam Alvelo
- set production assistant
- Kevin Amick
- set medic
- Gaytra Arnold
- accounting clerk
- Jennifer Asaro
- first assist accountant (as Jennifer Clark)
- Rodney Austin
- set production assistant: second unit
- Ryan Babbs
- stand-in: Zach Galifianakis
- Jules Baker-Smith
- assistant: Susan Downey
- Eddie Billue
- rigging medic
- Chad Boardsen
- photo double: Zach Galifianakis
- Cory L. Bol
- travel coordinator
- Rachel Bris
- craft service assistant
- Clint Buckner
- production assistant
- Chris Carrington
- on-set medic
- Christopher Ciketic
- first assistant accountant
- Brian Clark
- rigging medic
- Matthew Coffman
- production assistant
- Elizabeth Cohen
- assistant: Zach Galifianakis
- Joann Connolly
- set production assistant
- Kyle Cooper
- title sequence: executive producer
- Rose Cox
- craft service
- Craig Crumpton
- stand-in: Zach Galifianakis
- Jeffrey W Curtis
- production assistant
- Derron Delaney
- medic
- Michael Dorner
- payroll accountant
- Nicholas R. Doyle
- production assistant: second unit
- Danessa Dudley
- set production assistant: second unit
- Lucas Dunning
- accounting clerk
- Karlyn Exantus
- production assistant
- Sean Fonseca
- production assistant
- Andy Gaines
- production assistant
- Michael A. Galasso
- production secretary
- Marc C. Geschwind
- extras coordinator
- Erica Getler
- assistant: David Witz / producer assistant: David Witz
- Aaron Giombolini
- production assistant: New Mexico
- Erin Grindler
- second assistant accountant (as Erin Rose)
- David Gutterman
- production assistant
- David Halagarda
- production assistant
- Mark Harden
- dog trainer
- Mark Hochman
- video/computer graphics
- Jonas Huerta
- production assistant
- Meredith Humbracht
- production coordinator: Atlanta
- Jim Ivy
- on-set medic: second unit
- Ko Iwagami
- production assistant: New Mexico (as Kôichirô Iwagami)
- Chanel James
- production assistant
- Allison Jandreau-Heil
- key craft service
- Robert Johnston
- assistant payroll accountant
- Lava G. Khonsuwon
- production assistant: New Mexico (as Lava Buckley)
- Amir Kovacs
- photo double: Robert Downey Jr.
- Brian G. Lax
- key medic: New Mexico
- Yarden Levo
- production assistant
- Ken Lingad
- unit publicist
- Colette Longo
- construction set medic
- Chasity Lowe
- medic
- Casey Madigan
- key set production assistant
- John Malakoff
- production travel consultant
- Christine Mammolito
- assistant to Robert Downey Jr.
- Orlando Martos
- production assistant
- Emmanuelle Massicot
- assistant: Scott Budnick
- Crystal McAlerney
- production coordinator: second unit
- Phillip J. McLaughlin
- production assistant
- Jason Miller
- medic
- Ernie John Montoya
- key craft service
- Shanna Morrow
- office production assistant: second unit
- Joseph Nadeau
- production assistant: second unit
- Boone Narr
- animal trainer
- Iyanna Newborn
- assistant: Jamie Foxx
- Danilo Olivas
- set medic
- Scott Parker
- post-production accountant
- Roberto Perez Antolin
- marketing executive
- Ryan J. Pezdirc
- additional set production assistant
- Caitlin Pickall
- assistant: Dan Goldberg
- Susie Pilzninski
- second assistant accountant
- Mark Ver Ploegh
- second assistant accountant
- Kenneth Pratt
- production assistant
- Jimmy Rich
- assistant: Robert Downey Jr
- Alan Robbins
- set medic
- Rufus Rosendo
- accounting clerk
- Sean K. Russell
- production assistant
- Gregory Santoro
- production assistant
- Tina Marie Sauls
- assistant: Jules Baker-Smith (as Tina Sauls) / production assistant (as Tina Sauls)
- Tom Schaus
- helicopter pilot
- Susie Schelling
- medical consultant
- Jamie Lynn Schultz
- production assistant (as Jamie Schultz)
- Ann Shimabukuro
- set production assistant: second unit
- Rick Shuster
- helicopter pilot
- Ian Simon
- production assistant
- Gene Michael Smith
- additional crowd production assistant
- Michael C. Smith
- police coordinator (as Mike Smith)
- Kyle Smithers
- production assistant: Atlanta
- Robin Spears
- production assistant
- Frances Stafford
- production assistant
- Spooky Stevens
- unit publicist
- Brandon Stewart
- office production assistant
- Paul Straw
- production secretary
- Mary Sunshine
- production accountant
- Mark Swenson
- production coordinator
- Marcus Taylor
- set staff assistant
- Carol Tresan
- animal coordinator
- Greg Tresan
- animal wrangler
- Andrea Vestrand
- assistant production coordinator: New Mexico
- Courtney Nordessa Ward
- assistant production coordinator: Atlanta
- Lindsey Washington
- payroll clerk
- Brian Austin Wenrich
- assistant travel coordinator
- Paige Wilbanks
- production staff
- Sarah J. Williams
- assistant production coordinator: second unit
- Jeff Winn
- key craft service
- Oscar Ruben Zamora-Rojo
- production assistant
- Jason Zorigian
- assistant production coordinator
- Jon Berg
- Production Executive (uncredited)
- Scottie Knollin
- photo double: Zach Galifianakis (uncredited)
- Ethan Patterson
- stand-in (uncredited)
- Arturo Portillo
- stand-in: Mr. Robert Downey Jr. (uncredited)
- Paul Rodarte
- set production assistant (uncredited)
- Johnny Stockard
- set production assistant: second unit (uncredited)
