By Nate Millado
Pop quiz: What's the difference between CSI and NCIS? True fans of CBS' hit procedurals would know! Here's your chance to test your acronym IQ.
William Petersen returns as Grissom this fall on CSI:Vegas.
Photo: Sonja Flemming/CBS via Getty Images.
Stands for: Crime Scene Investigation
Gil Grissom (William Petersen) led a team of crime-scene investigators, hired by the Las Vegas Police Department, that used physical evidence to crack cases and solve murders. The high-tech hit series ran for 15 seasons and spawned several spinoffs: CSI: Miami, CSI: New York, CSI: Cyber, and this fall's CSI: Vegas, which reunites OG stars Grissom and Sara Sidle (Jorja Fox).
NCIS: Los Angeles Special Agents Sam Hanna (LL COOL J) and G. Callen (Chris O'Donnell)
Photo: Ron P. Jaffe/CBS © 2021 CBS Broadcasting Inc.
Stands for: Naval Criminal Investigative Service
The NCIS is the federal law enforcement agency of the U.S. Department of the Navy, investigating felonies, preventing terrorism, and protecting secrets for the Navy and Marine Corps.
NCIS: Hawaii premieres this fall on CBS.
Zeeko Zaki as Special Agent Omar Adom Zidan and Missy Peregrym as Special Agent Maggie Bell in FBI
Photo: Michael Parmelee/2021 CBS Broadcasting Inc.
Stands for: Federal Bureau of Investigation
FBI is a fast-paced drama about the inner workings of the New York office of the Federal Bureau of Investigation. This elite unit brings to bear all their talents, intellect and technical expertise on major cases in order to keep New York and the country safe. Its spinoff, FBI: Most Wanted, follows the Fugitive Task Force, which relentlessly tracks and captures notorious criminals on the Bureau's Most Wanted list.
The cast of Criminal Minds
Photo: Cliff Lipson/CBS via Getty Images
Stands for: Behavioral Analysis Unit
The BAU is a department of the FBI that uses behavioral analysis to assist in time-sensitive criminal investigations using case experience, research, and training. CBS' hit series of criminal profilers, Criminal Minds, ran for 15 seasons—and is being revived as a 10-episode limited series for Paramount+!
Stream every episode of Criminal Minds on Paramount+
Shemar Moore as Daniel "Hondo" Harrelson and David Lim as Victor Tan in S.W.A.T.
Photo: Bill Inoshita/CBS © 2021 CBS Broadcasting Inc.
Stands for: Special Weapons and Tactics
S.W.A.T. stars Shemar Moore as a former Marine and locally born and raised S.W.A.T. sergeant tasked to run a specialized tactical unit that's the last stop in law enforcement in Los Angeles. S.W.A.T. teams use specialized or military equipment and tactics.
S.W.A.T. airs Wednesdays at 10/9c on CBS.
Donnie Wahlberg as Danny Reagan in Blue Bloods
Photo: John Paul Filo/CBS © 2021 CBS Broadcasting Inc.
Stands for: New York City Police Department
Blue Bloods centers on a multi-generational family of cops dedicated to New York City law enforcement. Frank Reagan (Tom Selleck) is the police commissioner, and heads both the police force and the Reagan brood. Eldest son Danny (Donnie Wahlberg) is a seasoned detective; daughter Erin (Bridget Moynahan) is a New York assistant district attorney; and youngest son Jamie (Will Estes) is a beat cop–turned–police sergeant.
Blue Bloods airs Fridays at 10/9c on CBS.
David Boreanaz as Jason Hayes in SEAL Team
Photo: Sonja Flemming/CBS © 2021 CBS Broadcasting Inc.
Stands for: Sea, Air, Land
SEALs are an elite, expertly trained unit of the Navy that plans and executes the most dangerous, high-stakes, highly specialized missions our country can ask of them, including direct action warfare, special recon, and counterterrorism.
SEAL Team airs Wednesdays at 9/8c on CBS.
Jay Hernandez as Thomas Magnum in Magnum P.I.
Photo: Karen Neal/CBS 2021 CBS Broadcasting Inc.
Stands for: Private Investigator
Thomas Magnum (Jay Hernandez) is a decorated former Navy SEAL who, upon returning home from Afghanistan, repurposes his military skills to become a private investigator.
Magnum P.I. airs Fridays at 10/9c on CBS.