Brian Baker is a rookie patrol officer in the Western District.


Baker is a rookie patrolman assigned with Castor to the Western District under the command of Bunny Colvin in Season three. He and Castor are both forced by Colvin to carry a compass until they can correctly identify the north direction. In Season four, Baker teams with officer Jimmy McNulty to arrest two people for a string of felony church burglaries. McNulty allows him credit for the arrest, later concurring with Bunk Moreland that Baker could be "good police".

Behind the scenesEdit

Baker is played by Derek Horton.


Season three

Season four

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