Michael Paré
Capt. Michael A. Stoddard
Michelle Borth
Dr. Susan Richardson
Renee Talbert
Carrie Evans
Jerri Manthey
Sandra Crescent
John Henry Richardson
Dr. William Richardson
Rod McCary
General Bradley
Roark Critchlow
Major Garber
Delpaneaux Wills
Marsden (as Del Wills)
Jim Wynorski
Jungle Scientist (uncredited)