Dennis Haskins, widely recognized for his iconic portrayal of Principal Richard Belding in the popular 1990s sitcom "Saved By The Bell," has died at the age of 75. His agent confirmed the actor's passing to ABC News.

Haskins played the memorable school administrator across multiple iterations of the "Saved By The Bell" franchise, beginning his tenure in 1989. His character was a fixture in the lives of Zack Morris, A.C. Slater, Kelly Kapowski, and their Bayside High classmates, often reacting to their schemes with his signature "Hey, hey, hey, what is going on here?"

"It’s a tragic loss. Everyone loved Mr. Belding and those of us who got to know Dennis, loved him even more," said his agent, Jay Schachter. "He was a great person, and he loved, I mean absolutely LOVED his fans. He always had time for them, no matter what."

The cause of Haskins' death has not yet been publicly released. His long-standing role as Principal Belding spanned from the original "Saved By The Bell" series on NBC, which ran from 1989 to 1993, to its successor, "Saved by the Bell: The New Class," which aired for seven seasons from 1993 to 2000.

His career began with the Disney Channel show "Good Morning, Miss Bliss" in 1989, which served as the precursor to the "Saved By The Bell" universe. Haskins later reprised the role of Principal Belding in a 2015 sketch on "The Tonight Show Starring Jimmy Fallon," reuniting with several of his "Saved By The Bell" co-stars, including Mark-Paul Gosselaar, Elizabeth Berkley, Mario Lopez, and Tiffani Thiessen.

Beyond his most famous role, Haskins had a diverse acting career with numerous television and film credits. He made guest appearances on popular shows such as "It’s Always Sunny in Philadelphia," "How I Met Your Mother," "Mad Men," and "Victorious." His film work includes roles in "A Million Ways to Die in the West" and "Men of a Certain Age."

"Saved By The Bell" remains a beloved sitcom, remembered for its lighthearted take on high school life and its colorful characters. Principal Belding, with his blend of authority and occasional exasperation, became one of the show's most enduring figures.

Haskins' legacy is cemented by his memorable performance, which brought joy to generations of viewers. The news of his passing has prompted an outpouring of tributes from fans and former colleagues, remembering him as a dedicated actor and a kind individual.