Ron Palillo, best-known for his role as Arnold Horshack on the 1970s sitcom Welcome Back, Kotter, has died, The Palm Beach Post reported. He was 63. He died yesterday at his home in Palm Beach Gardens ...

WEST PALM BEACH, Fla. (AP) -- 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 Gardens, Fla ...

Ron Palillo, who was best known for playing Arnold Horshack in the ABC sitcom "Welcome Back, Kotter," has died in Palm Beach Gardens, a close friend said.

Actor Ron Palillo, who played nasal-voiced delinquent Horshack on "Welcome Back, Kotter," died of a heart attack this morning in Palm Beach Gardens, Fla. He was 63.

Three of the four Sweathogs' character names were tweaked from their real-world counterparts, but Arnold Horshack was the real name of the Kaplan pal who inspired Ron Palillo's beloved Kotter student.

Palillo shot to fame nearly three decades ago as the nasal-voiced nerd Arnold Horshack on the '70s TV show that featured Gabe Kaplan as a Brooklyn high school teacher and John Travolta as the ...

WEST PALM BEACH, Fla. -- The actor best known as the nerdy high-school student Arnold Horshack on "Welcome Back, Kotter," has died in Florida. Ron Palillo was 63. Palillo was born in Cheshire and ...

Actor Ron Palillo, best known as Arnold Horshack. Image: Todd Williamson/Getty Images for TV Land "Ooh, Ooh, Ooh, Mr. Kotter!" If you watched TV in the '70s, you probably recognize that line.

LOS ANGELES (Reuters) - Actor Ron Palillo, who played class joker Arnold Horshack in the 1970s TV comedy series "Welcome Back, Kotter," died on Tuesday at the age of 63.

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 Gardens, Fla. He ...