It's Alive III: Island of the Alive(1987)
They do something worse than kill. They multiply.
Cast
Michael Moriarty
Stephen Jarvis
Karen Black
Ellen Jarvis
Laurene Landon
Sally
James Dixon
Lt. Perkins
Gerrit Graham
Ralston
Macdonald Carey
Judge Watson
Neal Israel
Dr. Brewster
Art Lund
Dr. Swenson
Ann Dane
Dr. Morrell
William Watson
Cabot
Patch Mackenzie
Robbins
Rick Garia
Tony
Carlos Palomino
First Cuban
Tony Abatemarco
Second Cuban
Gladys Portugues
Waitress
Joanne Lara
Second Waitress
Jill Gatsby
Girl in Cab
Kevin O'Connor
Cab Driver
Bobby Ramsen
T.V. Host
John Woehrle
First Cop
Marilyn Staley
Miss Garson
Mitchell Edmonds
Stewart
Dawn Wildsmith
Dancer in Club
Crew
Directing
Ira Halberstadt
First Assistant Director
Jenny Fitzgibbons
Second Assistant Director
Larry Cohen
Director
Harvey Waldman
Second Second Assistant Director