Brian Earl Thompson (born August 28, 1959) is an American actor. His career began with a small role in the 1984 film ''The Terminator''. He played the villainous "Night Slasher" in the 1986 film ''Cobra''. His first named role was on ''Werewolf'', a horror series that ran during Fox's inaugural broadcasting year of 1987–1988. Thompson has played several characters in the ''Star Trek'' franchise—the most notable being the Klingon Lieutenant Klag in which he informed Riker that "Gagh is always best when served live", the Alien Bounty Hunter on ''The X-Files'', and Eddie Fiori on ''Kindred: The Embraced''. In 2014, he produced, wrote and starred in the B movieparody ''The Extendables''.
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