Born October 22, 1930, Irwin "Brad" Radnitz is an American television writer. Not much of his career is known, but it is known he wrote episodes of "The Lucy Show," "McHale's Navy," "Gilligan's Island," "Mission Impossible," "Ironside," "Family Affair," "McMillan and Wife," "Family Affair," "Cannon," "Columbo," "Harper Valley PTA," "Trapper John," "Call to Glory" and "MacGyver." He also served as President of the Writers Guild of America from 1995 to 1997.