- Tim Angulo
- director of photography: The Chandler Group
- Don Baker
- visual effects supervisor: The Chandler Group
- Elissa Bello
- digital compositing: Buena Vista Visual Effects
- Doug Beswick
- stop-motion animation supervisor: Doug Beswick Productions, Inc.
- Vicky Beswick
- administration: Doug Beswick Productions, Inc.
- Yancy Calzada
- stop-motion puppet construction: Doug Beswick Productions, Inc.
- Aaron Campbell
- digital compositing: Buena Vista Visual Effects
- Mike Chambers
- production manager: The Chandler Group
- Keith Claridge
- grip: The Chandler Group
- Terry Clotiaux
- producer: The Chandler Group
- Denise Davis
- visual effects coordinator: Buena Vista Visual Effects
- Leslie Ekker
- chief model maker: Stetson Visual Services, Inc.
- Harrison Ellenshaw
- matte artist: Buena Vista Visual Effects
- Paul Gentry
- visual effects director of photography: Doug Beswick Productions, Inc.
- Ed Giovanni
- assistant camera: The Chandler Group
- Henry Gonzales
- key model maker: Stetson Visual Services, Inc.
- Roy Goode
- miniature special effects chief: Stetson Visual Services, Inc.
- Ron Gress
- lead model painter: Stetson Visual Services, Inc.
- Patrick James Grosswendt
- gaffer: The Chandler Group (as Pat Grosswendt)
- Mark Gutterud
- stage and plate camera: Buena Vista Visual Effects
- Robert Habros
- visual effects supervisor: Perpetual Motion Pictures
- Melissa S. Hallman
- visual effects assistant
- Paul Howarth
- optical camera operator: Perpetual Motion Pictures
- Rob Hummel
- visual effects consultant
- Cecil Kramer
- visual effects producer
- Louis Lanchantin
- production assistant: Buena Vista Visual Effects
- Paul Lasaine
- matte artist: Buena Vista Visual Effects
- Michael Lessa
- visual effects supervisor
- Tom Levy
- key grip: The Chandler Group
- Richard Malzahn
- visual effects supervisor: Perpetual Motion Pictures
- Todd Minobe
- mechanical technician: Doug Beswick Productions, Inc.
- Peter Montgomery
- digital compositing: Buena Vista Visual Effects
- Tony Newhall
- line-up: Buena Vista Visual Effects
- Craig Newman
- digital supervisor: Buena Vista Visual Effects
- Dee O'Bannon
- production assistant: The Chandler Group
- Scott Oshita
- mechanical designer: Doug Beswick Productions, Inc.
- Robert F. Peppler
- effects camera assistant: Doug Beswick Productions, Inc.
- Eric Peterson
- stage and plate camera: Buena Vista Visual Effects
- Bradford Plows
- model builder: Doug Beswick Productions, Inc.
- Wally Schaab
- digital compositing: Buena Vista Visual Effects
- Scott Sohan
- optical line-up: Perpetual Motion Pictures
- Robert Spurlock
- miniature effects: Stetson Visual Services, Inc.
- Mark Stetson
- miniature effects: Stetson Visual Services, Inc.
- Scott Stoddard
- sculptor: Doug Beswick Productions, Inc.
- Tully Summers
- lead sculptor: Stetson Visual Services, Inc.
- Bruce Tauscher
- digital compositing: Buena Vista Visual Effects
- Lynda Thompson
- visual effects producer: Buena Vista Visual Effects (as Lynda Lemon)
- Aaron Valdez
- production assistant: The Chandler Group (as Aaron M. Valdez)
- Jim Aupperle
- effects photography (uncredited)
- Brian Ripley
- visual effects (uncredited)