- Bob Ahmanson
- optical effects crew
- David Allen
- stop motion animator: stop motion ant crew
- C. Mitchell Bryan
- model maker
- Lenny Dalrymple
- optical effects crew
- Mark Dornfeld
- optical line-up
- Roderic 'Mick' Duff
- model maker (as Roderic Duff)
- Syd Dutton
- matte artist
- Mark Freund
- optical cameraman: Illusion Arts
- Paul Gentry
- visual effects director of photography
- Craig Hayes
- designer & constructor: scorpion
- Steve Hyde
- visual effects artist
- Emmet Kane
- optical effects crew
- Crit Killen
- visual effects
- Debra Ann Klegman
- model maker
- Peter Kuran
- special visual effects animation
- Michael Lawler
- visual effects cameraman
- Lynn Ledgerwood
- special rigging: Illusion Arts
- Paula Lucchesi
- model maker
- Richard Malzahn
- motion control programmer
- Bernardo F. Munoz
- optical effects crew (as Bernardo Munoz)
- Michael Muscal
- visual effects coordinator
- Bradford Plows
- model maker (as Brad Plows)
- Mark Sawicki
- matte photographer
- Stephen Scheutzow
- assistant visual effects coordinator
- David Sosalla
- miniatures supervisor
- Tom St. Amand
- stop motion animator
- Catherine Sudolcan
- special rigging: Illusion Arts
- Kevin Swigert
- optical effects crew
- Harry Walton
- stop motion animator/process compositing: scorpion sequence
- Byron Werner
- rotoscope artist
- Mark Whitlock
- matte artist
- Peter Anthony Zamora
- model maker
- Greg Dykstra
- model maker (uncredited)
- Jammie Friday
- animator: VCE, Inc. (uncredited)
- Brian Jennings
- digital animator: title sequence (uncredited)
- Kevin Kutchaver
- visual effects artist (uncredited)
- Mark M. Pompian
- main title animation (uncredited)
- Brian Schindler
- computer modeler: title sequence (uncredited)
- Joseph Thomas
- animation cameraman (uncredited)