Penelope Ann Miller
Dr. Margo Green
Tom Sizemore
Lt. Vincent D'Agosta
Linda Hunt
Dr. Ann Cuthbert
James Whitmore
Dr. Albert Frock
Clayton Rohner
Det. Hollingsworth
Chi Muoi Lo
Dr. Greg Lee
Thomas Ryan
Tom Parkinson
Robert Lesser
Mayor Robert Owen
Diane Robin
The Mayor's Wife
Lewis van Bergen
John Whitney
Constance Towers
Mrs. Harriet Blaisedale
Francis X. McCarthy
Mr. George Blaisedale
Audra Lindley
Dr. Matilda Zwiezic
John Kapelos
McNally
Tico Wells
Bailey
Mike Bacarella
Bradley
Gene Davis
Martini
John DiSanti
Guard Wootton
David Proval
Guard Johnson
Jophery C. Brown
Guard Frederick Ford
Don Harvey
Spota
Ronald Joshua Scott
Josh
Dave Graubart
Eugene
Santos Morales
Capt. Borne
Ralph Seymour
Sergeant
Lyn Alicia Henderson
Perri Masai
Brian Steele
Kothoga
Amanda Ingber
Donna
Montrose Hagins
Chanting Woman (as Montrose Hughes)
LaDonna Tittle
Teacher
Eddie Jemison
Museum Worker
David Hollander
Charlie
Katharine Mitchell
Police Officer
Kurt Naebig
Police Officer
Ken Magee
Coroner's Assistant
Aaron Lustig
Dr. Brown
Kent George
Student
Ron Cummins
Dr. Gross
Mark Lake
SWAT Team Guy
Ned Schmidtke
Capt. Martin
Vincent Hammond
Kothoga
Gary A. Hecker
Kothoga (voice)
Ramon Ramierez
Tribal Dancer
Martin S. Tellez
Tribal Dancer
Craig Hosking
Helicopter Pilot
Dana Kristen Vahle
Helicopter Pilot
Dick Warlock
Policeman (uncredited)