Gaetano was an active member of the Screen Actors Guild of America from 1977 through 1988, whose writing talents and ambitions touch upon many areas of the motion picture industry. Early in his career, John was a young live sports announcer, and at age 18 was the youngest disc jockey on FM radio station KPBX in Spokane, Washington producing, directing, and writing his own programs. Moving to Honolulu, Hawaii, he worked for CBS radio as a copywriter.