In Galveston, Texas, the bodies of two women lie behind a grocery store. Police turn to surveillance footage, hoping to discover who killed them - and why. S7/Ep16
In Miami, a young couple is shot when a failed robbery at a gas station goes wrong. Detectives must rely on the grainy gas station video for clues. S8/Ep6
Student Kenia Monge disappears without a trace. The search hits dead ends until detectives uncover chilling surveillance footage, revealing what happened to her. S2/Ep4
Student Christian Aguilar mysteriously vanishes from his university campus. Police are stumped until CCTV footage takes the case in a shocking new direction. S2/Ep2
An elderly woman is beaten to death in her Texas home. With no clues except for a trail of strange credit card transactions, investigators look to surveillance video. S7/Ep12
When the body of Dawn Meade is found on the side of the road, detectives must determine if it is an accidental death or something more sinister. S8/Ep2
21-year-old Mickey Shunick is missing after a night out. Police are unable to find any trace of the Louisiana student until they spot her on surveillance video. S2/Ep1
Amanda Douglas and Jennifer Sudar Sanders are shot dead after a night out. Police examine surveillance footage to track down the callous killer. S7/Ep7
In Texas, luxury bag designer Steven Gambles is gunned down after a night out. CCTV uncovers a trail of evidence that leads to an unlikely suspect. S10/Ep13
24-year-old Ryan Lane goes missing after receiving a mysterious call. Can CCTV footage help detectives find out what happened to this loving father? S7/Ep6
When an Army veteran vanishes from her apartment, investigators devise a unique surveillance strategy to find her. They uncover disturbing evidence. S7/Ep19
In 2014, graduate student Tequila Suter is stabbed to death in her suburban Buffalo home. Investigators piece together a video trail of her murder. S7/Ep17
On a late-night trip for food, Tosha Lampkin disappears. When her burnt out vehicle and remains are discovered CCTV provides detectives with their only lead. S3/Ep13
A traffic accident on the Interstate near Des Moines, Iowa, kills a young mother. Police use construction work cameras to piece together her final moments. S6/Ep9
17-year-old Casey Crowder vanished early one morning when her car ran out of fuel. With no leads, investigators are desperate for any CCTV clues. S3/Ep11
A young professional is murdered in her apartment in Orlando. Detectives turn to CCTV footage to solve the case and bring a cold-blooded killer to justice. S6/Ep8
Family man Dr David Cornbleet is brutally murdered in his office. Police must rely on CCTV images of man with a concealed face to lead them to the killer. S3/Ep8
A family want answers when their 23-year-old daughter goes missing after a night out. Can security camera footage help detectives hunt down the person responsible? S6/Ep6
At the scene of a traffic accident a teenager sits dead at the wheel of her car. An autopsy reveals a sinister crime - hopefully, CCTV footage will find her killer. S7/Ep15
A Minnesota woman vanishes from a mall after a date with her estranged husband. After a shocking discovery in a parking lot, police turn to security footage. S7/Ep14
An elderly woman is beaten to death in her Texas home. With no clues except for a trail of strange credit card transactions, investigators look to surveillance video. S7/Ep12
A Hawaiian getaway turns into a nightmare when a woman celebrating her 29th birthday vanishes. Police trace her movements to a Waikiki hotel, covered in CCTV cameras. S7/Ep11
Amanda Douglas and Jennifer Sudar Sanders are shot dead after a night out. Police examine surveillance footage to track down the callous killer. S7/Ep7
24-year-old Ryan Lane goes missing after receiving a mysterious call. Can CCTV footage help detectives find out what happened to this loving father? S7/Ep6
15-year-old Elizabeth Ennen was last seen when a friend dropped her home, but police find a piece of CCTV that turns the case in an unexpected direction. S2/Ep10
In 2014, Jessica Padgett disappears. Surveillance cameras show her driving into a parking lot and walking down an alley, never to return. What happened to her? S3/Ep4
After enjoying the trip of a lifetime, a 66-year-old man is on his way home to his wife. He never returns home so detectives rely on CCTV to uncover the truth. S6/Ep5
A young woman is found dead in a Texas landfill. Detectives turn to their only witnesses: video cameras that captured the murderer's attempt to cover his tracks. S3/Ep2
A 24-year-old Yale student goes missing several days before her wedding. Can security camera footage help detectives hunt down the person responsible? S6/Ep4
A 22-year-old nursing assistant vanishes. When police check the local CCTV footage, they discover that Carlesha Freeland-Gaither was abducted right on camera. S3/Ep1
A loving wife and mother is found brutally murdered at home in Edmond, Oklahoma. Can security camera footage help detectives hunt down her killer? S6/Ep2
Mum-of-two Nikki Whitehead is brutally murdered in her own home. Police suspect she may have known her killer. Polygraphs and CCTV footage help reveal the horrific truth. S2/Ep9
Maple Batalia is found dead in the parking lot of Simon Fraser University. With over a hundred cameras at their disposal, can detectives figure out who killed her? S4/Ep16
A respected businessman vanishes after a meeting. At the same time, a young mother doesn't come back from her job search. Can CCTV cameras help to solve the mystery? S1/Ep6
When the body of Fernando Silva is found, the crime scene reveals little about what caused his death. Will the cameras help police find out what really happened? S4/Ep15
An escaped inmate brutally murders a respected correctional administrator at her home outside the prison in Tennessee. It sets police on a frantic manhunt. S9/Ep3
In 2010, three men are murdered in a convenience store. CCTV uncovers evidence of a robbery gone wrong and offers clues to the killer's identity. S9/Ep15
Days after Beth von Steinner goes missing, her frozen body is found behind her house. With no witnesses or suspects, only CCTV footage can reveal the truth. S4/Ep6
In 2011, Patty Ayala is murdered at the Burger King where she works. Police turn to surveillance video - and see a brutal killer emerging from the shadows. S3/Ep5
In 2017, 33-year-old Michael Scott is shot dead in downtown Baltimore. Detectives are in a race against time to find the killer before he strikes again. S9/Ep6
In 2015, Edward Lowry was found savagely beaten to death in South Dakota. With little evidence left behind, can police piece together Ed's last moments from CCTV? S4/Ep5
When a teenager goes missing, detectives struggle for leads. But when surveillance cameras reveal her kidnapping, the case becomes a race to bring her home alive. S3/Ep3
A young woman is found dead in a Texas landfill. Detectives turn to their only witnesses: video cameras that captured the murderer's attempt to cover his tracks. S3/Ep2
In North Carolina, a convenience store worker is killed, part of a pattern of armed robberies. Police race to arrest the robber before he kills again. S8/Ep17
Fifty-seven-year-old Cynthia Langrall is a devoted wife and hardworking paralegal. So when she's shot dead, police are baffled as to who would commit the crime. S4/Ep3
A 22-year-old nursing assistant vanishes. When police check the local CCTV footage, they discover that Carlesha Freeland-Gaither was abducted right on camera. S3/Ep1