Empire of the Ants (1977)

Sleazy scam artist Joan Collins tries to sell phony real estate deals down in the Florida everglades. What she and her unsuspecting buyers don’t know is the area has been taken over by giant ants!
Bert I. Gordon
Joan Collins, Robert Lansing, John David Carson, Albert Salmi, Jacqueline Scott, Pamela Susan Shoop, Robert Pine, Edward Power, Brooke Palance, Tom Fadden, Irene Tedrow, Harry Holcombe, Jack Kosslyn, Ilse Earl, Janie Gavin, Norman Franklin, Florance McGee, Jim Wheelus, Mike Armstrong, Tom Ford, Charles Redd
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