Echoes in the Darkness 1987

Synopsis:

Based on the true life story that took place in the 1970s, this movie follows the murder of Susan Reinert and her two children in Upper Merion Township in Pennsylvania, a case that lasted seven years

Directed by: Glenn Jordan
Release date: 1987-11-01
Runtime: 250 minutes
Cast:
Peter Coyote
Peter Coyote
William Bradfield Jr. 
Stockard Channing
Stockard Channing
Susan Reinert 
Robert Loggia
Robert Loggia
Jay Smith 
Peter Boyle
Peter Boyle
Sgt. Joe Van Nort 
Cindy Pickett
Cindy Pickett
Sue Myers 
Gary Cole
Gary Cole
Jack Holtz