WORF
Worf
Worf, played by Michael Dorn, is a main character in Star Trek: The Next Generation and in seasons four through seven of Star Trek: Deep Space Nine. He also appears in the films based on The Next Generation. Worf is the first Klingon main character to appear in Star Trek, and has appeared in more Star Trek franchise episodes than any other character. Worf was the only character to be a regular in more than one live-action Star Trek series .The above text is a snippet from Wikipedia: Worf
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