He Knows You’re Alone (1980)

A reluctant bride to be is stalked by a serial killer who only kills brides and the people around them. While her friends get whacked one by one, a hard boiled renegade cop whose bride had been killed years before tries to hunt him down before it is too late. Meanwhile, the bride has to figure out if it is all in her imagination or not, aided by her ex-boyfriend…
Armand Mastroianni
Don Scardino, Caitlin O’Heaney, Elizabeth Kemp, Tom Rolfing, Lewis Arlt, Patsy Pease, James Rebhorn, Tom Hanks, Dana Barron, Joseph Leon, Paul Gleason, James Carroll, Steve James, Robin Lamont
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