From murder and espionage to terrorism and stolen submarines, a team of special agents investigates any crime that has any connection to Navy and Marine Corps personnel, regardless of rank or position.

A Las Vegas team of forensic investigators are trained to solve criminal cases by scouring the crime scene, collecting irrefutable evidence and finding the missing pieces that solve the mystery.

Dexter Morgan, a blood spatter pattern analyst for the Miami Metro Police also leads a secret life as a serial killer, hunting down criminals who have slipped through the cracks of justice.

Dr. Temperance Brennan and her colleagues at the Jeffersonian's Medico-Legal Lab assist Special Agent Seeley Booth with murder investigations when the remains are so badly decomposed, burned or destroyed that the standard identification methods are useless.

An edge-of-your-seat view into the lives of everyday heroes committed to one of America's noblest professions. For the firefighters, rescue squad and paramedics of Chicago Firehouse 51, no occupation is more stressful or dangerous, yet so rewarding and exhilarating. These courageous men and women are among the elite who forge headfirst into danger when everyone else is running the other way and whose actions make the difference between life and death.

After a serial killer imitates the plots of his novels, successful mystery novelist Richard "Rick" Castle receives permission from the Mayor of New York City to tag along with an NYPD homicide investigation team for research purposes.

The show follows Crime Scene Investigators working for the Miami-Dade Police Department as they use physical evidence, similar to their Las Vegas counterparts, to solve grisly murders. The series mixes deduction, gritty subject matter, and character-driven drama in the same vein as the original series in the CSI franchise, except that the Miami CSIs are cops first, scientists second.

After Portland homicide detective Nick Burkhardt discovers he's descended from an elite line of criminal profilers known as "Grimms," he increasingly finds his responsibilities as a detective at odds with his new responsibilities as a Grimm.

Agent Phil Coulson of S.H.I.E.L.D. (Strategic Homeland Intervention, Enforcement and Logistics Division) puts together a team of agents to investigate the new, the strange and the unknown around the globe, protecting the ordinary from the extraordinary.

Newlywed Melinda Gordon tries to help the dead communicate with loved ones, but sometimes the messages she receives are intense and confusing. Most of Melinda's efforts involve resolving conflicts that are preventing the spirits from passing over.

ER explores the inner workings of an urban teaching hospital and the critical issues faced by the dedicated physicians and staff of its overburdened emergency room.

The series follows the ventures of a Missing Persons Unit of the FBI in New York City.

Eccentric genius Walter O’Brien and his team of brilliant misfits comprise the last line of defense against complex, high-tech threats of the modern age. As Homeland Security’s new think tank, O’Brien’s “Scorpion” team includes Toby Curtis, an expert behaviorist who can read anyone; Happy Quinn, a mechanical prodigy; and Sylvester Dodd, a statistics guru.

The world's leading deception researcher, Dr. Cal Lightman, studies facial expression, body language and tone of voice to determine when a person is lying and why, which helps law enforcement and government agencies uncover the truth. But his skills also make it easier for him to deceive others.

When Emily Thorne moves to the Hamptons, everyone wonders about the new girl, but she knows everything about them, including what they did to her family. Years ago, they took everything from her. Now, one by one, she's going to make them pay.

The lives of staff in the womens' health clinic of a fictitious hospital in Philadelphia.

It's been nearly 30 years since Dr. Sam Beckett stepped into the Quantum Leap accelerator and vanished. Now, a new team, led by physicist Ben Song, has been assembled to restart the project in hope of understanding the mysteries behind the machine and the man who created it. Everything changes, however, when Ben makes an unauthorized leap into the past, leaving the team behind to solve the mystery of why he did it.

A sportscaster becomes a full-time dad when his ex-wife decides to accept a job out of the country and his teenage daughter, Breanna, moves in with him.

Riley Parks delicately balances two starkly different lives -- one as a single mom in a conservative town struggling to provide for her family and the other as a savvy and ambitious businesswoman working with a rowdy, sexy and unpredictable group of women.

Once upon the 1970s, Dan Stark and his partner, Frank Savage, were big-shot Dallas detectives. So big, in fact, that they were lauded as American heroes after saving the Governor's son. Thirty years later, Dan Stark is a washed-up detective who spends most of his time drunk or re-hashing his glory days. Dan's new partner, Jack Bailey, is an ambitious, by-the-book and overall good detective, but is sometimes a bit too snarky for his own good. His habit of undermining himself has earned him a dead-end position in the department, and he is stuck solving annoying petty theft cases that nobody else wants. Worse, he's been given the thankless task of babysitting Dan, the drunk pariah who can never keep partners for long.