Producer of such television shows as The Invaders, Barnaby Jones, The Untouchables, The Streets of San Francisco, Cannon and 12 O'Clock High, Quinn Martin was widely admired for his devotion to his shows, his hands-on approach to the writing, casting and editing of each episode, his interactions with network executives, and the high standards he set for his crew and actors. This detailed study of Martin and his company examines each of his series in detail, from development through cancellation.