It Happened at Lakewood Manor (1977)

It Happened at Lakewood Manor
Drama, Horror, Thriller, TV Movie
A lakeside resort comes under attack by a seemingly infinite hoard of flesh-eating ants.
Starring
Robert Foxworth, Lynda Day George, Gerald Gordon, Bernie Casey, Barry Van Dyke, Karen Lamm, Myrna Loy, Anita Gillette, Steve Franken, Brian Dennehy
Directed By
Robert Scheerer