Sci-fi fans and the Hollywood community at large are in mourning once again after another beloved actor has passed.Barry Jenner, who is best known for his portrayal of Admiral Ross on the hit seriesStar Trek: Deep Space Nine, haspassed awayat the age of 75. The actor died from acute myeloid leukemia at Cedars-Sinai Medical Center in Los Angeles.

The actor’s wife, actressSuzanne Hunt, confirmed her husband’s death toThe Hollywood Reporter. It isn’t known how long the actor had been battling with acute myeloid leukemia at the time of his passing.Armin Shimerman, who played Quark throughoutDeep Space Nine’s run, first revealed the actor’s death yesterday afternoon with a brief statement. Here’s what he had to say below.

“My heart is broken. My thoughts are in grief & incomprehension. My good friendBarry Jennerhas passed. Condolences toSuzanne& all who loved him.”

Barry Jennerwas born July 12, 2025 in Philadelphia, Pennsylvania, and he moved to Los Angeles to pursue a career in acting after attending West Chester (PA) College. He started out with guest starring roles inAnother World,Somerset,Barnaby JonesandHart to Hart, before landing the recurring role of Jeff Cunningham on the hit seriesKnots Landing. He then landed the role of Dr. Jerry Kenderson in the iconic drama seriesDallas, appearing in 25 episodes between 1984 and 1986.

He continued working regularly throughout the 1980s withguest starringspots inHunter,St. Elswhere,Falcon Crest,Family TiesandMatlockbefore landing his next major recurring role, Lieutenant Murtaugh on the hit sitcomFamily Matters. He appeared in 18 episodes as Murtaugh, the superior officer toReginald Vel Johnson’s Carl Winslow, before starring inSomething So Rightand then moving on to play Admiral Ross onStar Trek: Deep Space Nine.

While he only starred in 12 episodes of theStar Trekseries, he was an integral part of the show’s Dominion War arc, and he also appeared in the two-part series finale as well. After a decade-long hiatus from acting,Barry Jennerreturned with a small role in the 2013 indie dramatic comedyEnough SaidandDefending Santa. He also has a role in the upcoming thrillerThe Caretaker. He was also a frequent guest onThe $100,000 Pyramid, where he was the only celebrity to help contestants win $100,000 on both theDick ClarkandJohn Davidsonincarnations of the game show. Take a look atArmin Shimerman’s tweet below, where he remembers his lateDeep Space Nineco-star.