Welcome Back, Kotter: Cast Rate: –☹️ Very Bad🙁 Bad😐 Average🙂 Good😃 Excellent🤩 Super! ★ Save Rating✔ Rating Saved! Notify me: –about new episodeabout new seasonabout end of season Subscribe✔ Subscription Saved! Welcome Back, Kotter Comedy 9/23/75 – 6/8/79 United States GeneralEpisodesCastCharactersGallery Cast See full cast → Robert Hegyes as Juan Epstein Robert Hegyes as Juan Epstein Lawrence Hilton-Jacobs as Freddie 'Boom Boom' Washington Lawrence Hilton-Jacobs as Freddie 'Boom Boom' Washington Marcia Strassman as Julie Kotter Marcia Strassman as Julie Kotter John Sylvester White as Mr. Michael Woodman Ron Palillo as Arnold Horshack Ron Palillo as Arnold Horshack Gabe Kaplan as Gabe Kotter John Travolta as Vinnie Barbarino John Travolta as Vinnie Barbarino Helaine Lembeck as Judy Borden
