Horatio Caine is a fictional character

Fictional character

A character is the representation of a person in a narrative work of art . Derived from the ancient Greek word kharaktêr , the earliest use in English, in this sense, dates from the Restoration, although it became widely used after its appearance in Tom Jones in 1749. From this, the sense of...

 and the protagonist

Protagonist

A protagonist is the main character of a literary, theatrical, cinematic, or musical narrative, around whom the events of the narrative's plot revolve and with whom the audience is intended to most identify...

 in the CBS crime drama CSI: Miami

CSI: Miami

CSI: Miami is an American police procedural television series, which premiered on September 23, 2002 on CBS. The series is a spin-off of CSI: Crime Scene Investigation....

, portrayed by David Caruso

David Caruso

David Stephen Caruso is an American film and television actor and producer, best known for his role of Lieutenant Horatio Caine on the TV series CSI: Miami. The role that gained him initial significant recognition was the role of Det...

. He is currently head of the crime lab, under the rank of Lieutenant of the MDPD.
Horatio Caine worked in New York City

New York City

New York is the most populous city in the United States and the center of the New York Metropolitan Area, one of the most populous metropolitan areas in the world. New York exerts a significant impact upon global commerce, finance, media, art, fashion, research, technology, education, and...

 as a detective with the NYPD Before he moved to Miami at first as a detective then a Lieutenant with the MDPD. It was there that he killed the man who murdered his mother: his own father.