Mirt

From Memory Alpha, the free Star Trek reference.

Mirt was an Iotian gangster who worked for Bela Oxmyx's gang.

In 2268, he was part of the gangsters who met James T. Kirk and Spock when they beamed down to Sigma Iotia II. He was later killed during a drive-by shooting by a rival gang. (TOS: "A Piece of the Action")

Mirt was played by Jay Jones.