A homicide detective teams up with an evolutionary biologist to hunt a giant creature that is killing people in a Chicago museum.
Penelope Ann Miller
as Dr. Margo Green
Tom Sizemore
as Lt. Vincent D'Agosta
Linda Hunt
as Dr. Ann Cuthbert
James Whitmore
as Dr. Albert Frock
Clayton Rohner
as Det. Hollingsworth
Chi Muoi Lo
as Dr. Greg Lee
Thomas Ryan
as Tom Parkinson
Robert Lesser
as Mayor Robert Owen
Diane Robin
as The Mayor's Wife
Lewis van Bergen
as John Whitney
Constance Towers
as Mrs. Harriet Blaisedale
Francis X. McCarthy
as Mr. George Blaisedale
