Another star from "Welcome Back, Kotter" has passed away. Ron Palillo, the actor best known as nerdy high-school student Arnold Horshack on the '70s hit show, has died in Florida at the age of 63.

“Welcome Back Kotter” star Ron Palillo, who died Tuesday at 63, shined playing a misfit who fit in perfectly with his fellow Sweathogs. Even if you never watched “Welcome Back, Kotter” during its ...

Actor Ron Palillo, who died early Tuesday morning of a heart attack at age 63, will be remembered by a generation of Americans as Arnold Horshack, the whiny-voiced lovable loser he played on the hit ...

Ron Palillo, the actor and G-Star arts school teacher who died last Tuesday at age 63 in his Palm Beach Gardens apartment, was remembered by fans and fellow actors with an outpouring of sadness and ...

No, Ron Palillo, who played Arnold Horshack on “Welcome Back, Kotter,” did not die — again — Friday despite social media being flooded with rest-in-peace messages. Palillo died two years ago. FOR THE ...

Arnold Horshack is back, this time as a high school teacher. Fans of the popular 1970s TV sitcom Welcome Back, Kotter may be surprised to learn the latest role for the actor who played the goofball ...

Even if you never watched “Welcome Back, Kotter” during its mid-1970s hey-day or in three-plus decades of syndication, you knew Arnold Horshack. He was the high school oddball with the screechy voice, ...

Jacqueline Stander, an agent for Palillo, told NBC News that the actor had a heart attack and passed away in his sleep. Palillo was inextricably linked with the character he played from 1975 to 1979 ...

WEST PALM BEACH, Fla.WEST PALM BEACH, Fla. — Ron Palillo, the actor best known as the nerdy high school student Arnold Horshack on the 1970s sitcom “Welcome Back, Kotter,” died Tuesday in Palm Beach ...

Ron Palillo, best known for his role as Arnold Horshack on the 1970s TV sitcom "Welcome Back, Kotter," has died, the Palm Beach Post reports. He was 63. He died at 4:30 a.m. at his Palm Beach Gardens ...

Ron Palillo, best known for his role as Arnold Horshack on the 1970s TV sitcom "Welcome Back, Kotter," has died, the Palm Beach Post reports. He was 63. He died at 4:30 a.m. at his Palm Beach Gardens ...