Worf
Worf, son of Mogh is a fictional character in the Star Trek franchise, portrayed by actor Michael Dorn. He appears in the television series Star Trek: The Next Generation and seasons four through seven of Star Trek: Deep Space Nine, as well as the feature films Star Trek Generations, Star Trek: First Contact, Star Trek: Insurrection, and Star Trek: Nemesis. Worf is the first Klingon main character to appear in Star Trek, and in 11 seasons as a regular character on TNG and then DS9, has appeared in more Star Trek franchise episodes than any other character. He is scheduled to appear in third season of the Paramount+ series Star Trek: Picard in 2023.