- Kirby Adams
- studio production finance
- Russell Adams
- animal trainer
- Julia Alexander
- legal services: Business Affairs Inc. (as Julia Scott)
- Dorian Alvarez
- prep cook: Hat Trick Catering
- Laura Atkins
- assistant post-production accountant
- Chet Badalato
- on-set assistant: Mr. Penn / trainer: Mr. Hirsch
- Scott Baldyga
- piano and vocal coach, Mr. Hirsch
- Abigail Bean
- assistant: Mr. Linson (as Abby Bean)
- Julie Bernards
- payroll accountant
- Justin Brown
- production assistant
- Brinton Bryan
- key set production assistant
- Joe Camp
- animal trainer (as Joseph Camp)
- Joseph Camp
- animal trainer
- Richard Carl
- production assistant
- Rachel Carlson
- set medic
- Tom Carson
- production coordinator
- Elida Cerda
- set medic
- P.J. Connelly
- marine scout
- Sarah Crauder
- production assistant
- Mark Cross
- production coordinator
- Jon Crush
- assistant to producers
- Dennis Davidson
- international publicity consultant
- Scott Davis
- marine coordinator
- Brian H. Dierker
- marine coordinator (as Brian Dierker)
- Guin Dill
- animal trainer
- Felicity Donarski
- accounting executive: River Road
- George Egowa
- animal safety
- Mario Escobar
- chef: Mexico (as Mario R. Escobar)
- Carey Field
- set production assistant
- Neale Fishback
- stand-in: vince vaughn
- Joe Fiske
- on call key craft service
- Cliff Fleming
- helicopter pilot
- Michael Frayeh
- production accountant
- Shyama Friedenson
- marketing: Paramount Vantage
- Luciano Silighini Garagnani
- production staff
- Justin George
- production secretary
- Courtney Giauque
- marine assistant
- Kelli Gillam
- post-production accountant
- Andrea Gold Robinson
- animal trainer (as Andrea Gold)
- Bruce M. Gore
- animal safety
- Carrie Hakanson
- animal trainer
- Charles Heaphy
- production financing
- Martin Heintzman
- special equipment operator
- Stan Heintzman
- special equipment operator
- Kathryn Hensel
- travel coordinator (as Kathryn Galberth)
- Rob Huizenga
- physician (as Dr. Robert Huizenga)
- Amy Israel
- network executive: Paramount Vantage
- Timothy Kiehl
- special equipment operator
- Bob Kredel
- train wrangler
- Devan Linforth
- additional production assistant: Portland
- Heather Long
- animal trainer
- Brekke Lowe
- assistant chef: Hat Trick Catering
- Peter Lowe
- chef: Hat Trick Catering
- Chandra Marrs
- animal trainer
- Jolynn Martin
- assistant: Mr. Pohlad
- Sato Masuzawa
- assistant: Mr. Penn
- Krystal Mathiesen
- second assistant accountant
- Meg Mathisen
- event consultant
- Christie Mattull
- insurance: DeWitt Stern Group
- Brandon McMillan
- animal trainer
- Meredith Meade
- assistant production coordinator
- April Melcher
- animal trainer
- Cheryl Miller
- set masseuse
- Matt Miller
- set production assistant
- Mike Miller
- animal trainer
- Stephen Monas
- legal services: Business Affairs Inc. (as Steve Monas)
- Nicole Morales
- shipping coordinator
- Susan Muir
- completion bond: Film Finances Inc.
- Jaime Neely
- set production assistant
- Chad Nini
- production assistant
- Dawn Oliver
- assistant: Mr. Hildebrand
- Henry Oshell
- catering assistant: Hat Triuck Catering (as Henry R. Ochel Jr.)
- Bill 'Buckwheat' Overington
- kayaker: Alaska
- Nicole Papincak
- legal services: Business Affairs Inc.
- Ann Penny
- set medic
- Catherine Pittman
- animal trainer / dog trainer
- Donna Piumetti
- travel agent: New Act Travel
- Mindy Podolsky
- dietician
- Stanley W. Pratt
- chef: Hat Trick Catering (as Stanley Pratt)
- Steve Reddy
- animal trainer
- Shane Reeves
- production assistant
- Michael Reinarts
- financial officer: River Road
- Jason Ruffolo
- additional production assistant: Oregon
- Pilar L. Salazar
- accounting clerk
- Sophie Saleyron
- press attache: France
- Saul Sanchez
- craft service
- Greg Saraceno
- travel coordinator
- Taylor Saxon
- key set medic: Portland
- Tom Schaus
- helicopter pilot
- Paula Schoen
- physician (as Dr. Paula Schoen)
- Jennifer Scott
- first assistant accountant
- Doug Seus
- bear owner and trainer
- Lynne Seus
- assistant bear trainer
- Tim Shuler
- assistant to producers (as Timothy Shuler)
- Rick Shuster
- helicopter pilot
- Jean M. Simpson
- animal trainer
- Cody Smith
- animal trainer
- Scott J. Smith
- assistant bear trainer (as Scott Smith)
- Roland Sonnenburg
- animal trainer
- Beth Ungar Stallkamp
- clearance
- Alison Thompson
- international sales: Focus Features
- Olwen Turtle
- production secretary: travel
- Margaret Viera
- marine head cook
- Jefferson Zuma Jay Wagner
- kayak trainer (as Jefferson Wagner)
- Kelly Wagner
- assistant cook
- Dannon Walters
- craft service (as Dannon Walters III)
- Ian Watermeier
- production executive
- Craig Widdis
- towing service: A-1 Recovery
- Don Williams
- craft service
- Patsy Williams
- craft service
- Roger Williams
- epk/bts service provider: Inspired Image Picture Company
- Troy Williams
- animal safety
- Winston Wingfield
- assistant chef: Hat Trick Catering
- Kurt Woolner
- completion bond: Film Finances Inc.
- Sid Yost
- animal trainer (as Sidney Yost)
- Clint Youngreen
- assistant bear trainer
- Lauren Caglione
- assistant: Marcia Gay Harden (uncredited)
- Dwight O. Campbell
- production assistant: Atlanta (uncredited)
- Anthony Cristo
- production assistant (uncredited)
- Lauren Henry
- animal trainer (uncredited)
- Arturo Jasso
- production assistant (uncredited)
- Sean Kaczmarek
- production assistant (uncredited)
- Amber Kartes
- production assistant: Salton City (uncredited)
- Adam Kassan
- studio executive (uncredited)
- Mike Lane
- client services (uncredited)
- Teresa Jolene Lee
- additional set production assistant (uncredited)
- Israel Limon
- production assistant (uncredited)
- Rachel Lipsey
- craft service (uncredited)
- Frank Mojica
- production assistant (uncredited)
- Stephanie Mojica
- production assistant (uncredited)
- Lisa M. Northrop
- production assistant (uncredited)
- Aaron Ponciano
- production assistant (uncredited)
- Sonia Randazzo
- first assistant accountant (uncredited)
- Travis Rehwaldt
- additional set production assistant: Portland (uncredited)
- Joe Rynearson
- production assistant: Portland (uncredited)
- Greg Saraceno
- production secretary (uncredited)
- Megan Schmidt
- additional set production assistant (uncredited)
- Laura Sherman
- production coordinator (uncredited)
- Andy Sowerwine
- set production assistant (uncredited) / set production assistant: additional photography (uncredited)
- Joe Suffredini
- falconer (uncredited)
- Brian Youmans
- set location assistant (uncredited)
- Lavinia Zetina
- key assistant accountant (uncredited)