4 ฤดูกาล
95 ตอน
Welcome Back, Kotter - Season 3 Episode 7
Arnold is accepted into a religious cult. Mr. Kotter and the three other sweathogs try to get Arnold to snap out of it. Eventually, he does and goes back to his former self, complete with his trademark laugh.
- ประเทศ : United States of America
- ประเภท : Comedy, Family
- ผู้อำนวยการ : Alan Sacks, Gabe Kaplan
- นักแสดง : Gabe Kaplan, John Travolta, John Sylvester White, Ron Palillo, Robert Hegyes, Lawrence Hilton-Jacobs