<P> Welcome Back , Kotter is an American sitcom starring Gabe Kaplan as a wisecracking high school teacher in charge of a racially and ethnically diverse remedial class called the `` Sweathogs . '' It marked John Travolta 's television debut role . Recorded in front of a live studio audience , it originally aired on ABC from September 9 , 1975 , to May 17 , 1979 . </P>
<P> Welcome Back , Kotter is an American sitcom starring Gabe Kaplan as a wisecracking high school teacher in charge of a racially and ethnically diverse remedial class called the `` Sweathogs . '' It marked John Travolta 's television debut role . Recorded in front of a live studio audience , it originally aired on ABC from September 9 , 1975 , to May 17 , 1979 . </P>
who played mr. kotter in welcome back kotter
who played mr. kotter in welcome back kotter
Gabe Kaplan
Gabe Kaplan