The Killer Beside Me

Alice Hufnagle is found raped and strangled in her Pennsylvania home on Nov. 22, 2002. After numerous leads and several dead-ends, police find the vital clues that lead them to question her coworker at a local pharmacy.

Texas florist Leesa Nascimento is found floating in a lake with a gunshot wound to the head on July 6, 2010. Police uncover crucial evidence that suggests a recently fired employee may be responsible for the killing.

In 1995, Robert Henry, an exec in Tacoma, WA, was murdered by a masked gunman. His wife tells police she thought he was killed by a former business associate. Det. Yerbury investigated and pieced together the evidence that convicted the killer.

Gayle Isleib is brutally gunned down in her driveway after coming from work at a local department store. Police uncover a twisted tale of infatuation, stalking, and a kidnapping plot gone awry.

Bob Peterson invites himself over to his co-workers Gene and Jaye-Jaye Thurnau's new home to give them a housewarming present. Later, Jaye-Jaye leaves the guys alone to run an errand, during which time they vanish.

When Andrea Farrington meets fellow employee Alex Kozak, she feels that romance could be on the horizon. Her hopeful feelings are soon replaced by suspicion and fear, leading to a final rejection that has fatal consequences.

When Alisha Bromfield's supervisor, Brian Cooper, promotes her to team leader she should be ecstatic. But Brian's motives are not entirely good. Alisha stands her ground with Brian, letting him know she doesn't want a relationship beyond co-workers.

Scientist Kerri Harris and a colleague find a hidden camera in the ladies' room, and she makes a complaint. However, as police begin their investigation, Kerri is found stabbed to death in her office with co-workers just feet away.