On this day in movie history - Without Warning (1980):

Without Warning,

aka It Came Without Warning and The Warning,

directed by Greydon Clark,

written by Lyn Freeman, Daniel Grodnik, Ben Nett and Steve Mathis,

was released in the United States on September 19, 1980.
Music by Dan Wyman.

Cast:
Jack Palance, Martin Landau, Tarah Nutter, Christopher S. Nelson, Cameron Mitchell, Neville Brand, Sue Ane Langdon, Ralph Meeker, Larry Storch, Lynn Theel, David Caruso, Mark Ness, Bert Davis, Jeffrey Sudzin, Darby Hinton, Kevin Peter Hall.