The Deadly Thorn

When Sally Oliver discovers her husband of only three months has murdered two previous wives, she flees for her life with the aid of her friend, Julia. Jimmy, obsessed with getting Sally back, follows her and Julia to Seattle. Even with detectives Williams and O'Brian on the job, Jimmy manages to kidnap Sally twice. He then discovers his third wife is helping the police. The three women take matters into their own hands and disguise themselves to track Jimmy down.