Michael Dorn, born December 9, 1952, in Luling, Texas, is an American actor best known for portraying Worf, the first Klingon main character in Star Trek. He has appeared in more Star Trek episodes than any other actor, spanning five films and 284 television episodes.

     Dorn grew up in Pasadena, California, where he studied radio and television production at Pasadena City College. He initially pursued a career in music, performing with rock bands before transitioning to acting. His first film role was in Rocky (1976), where he played Apollo Creed’s bodyguard. He later appeared in CHiPs (1979–1982) and Jagged Edge (1985) before landing his iconic Star Trek role.

     Dorn first appeared as Lieutenant Worf, the Klingon security officer aboard the USS Enterprise-D, in Star Trek: The Next Generation (1987–1994). His character became a fan favorite, leading to his inclusion in Star Trek: Deep Space Nine (1995–1999), where Worf served as strategic operations officer aboard Deep Space Nine and later became Chancellor of the Klingon Empire.

     Dorn reprised Worf in the four Next Geneation Star Trek films. He also played his ancestor in Star Trek VI: The Undiscovered Country (1991). He returned to Star Trek in Star Trek: Picard (2023), reprising Worf as a Starfleet intelligence officer.

     Beyond Star Trek, Dorn has voiced characters in Gargoyles, I Am Weasel, Teenage Mutant Ninja Turtles, and Mass Effect 2. He is also a pilot, owning several aircraft and advocating for aviation safety.