Michael Paré

Capt. Michael A. Stoddard

Michelle Borth

Dr. Susan Richardson

Jerri Manthey

Sandra Crescent

Ted Monte

Ted

Glori-Anne Gilbert

Darla

Rene Rivera

Dirk Preston

John Henry Richardson

Dr. William Richardson

Rod McCary

General Bradley

Roark Critchlow

Major Garber

Paul Logan

Major Frank

Damian T. Raven

Weeks

Delpaneaux Wills

Marsden (as Del Wills)

Dan Golden

Dr. Michaels

Jim Wynorski

Jungle Scientist (uncredited)