The season finale of 'NCIS: Tony & Ziva' has been discussed by its showrunner, who shared insights into the biggest surprises. However, there is uncertainty surrounding the show's future, with one outlet reporting that the show has been canceled after one season, while others mention the showrunner discussing alternate endings and teasing what's to come. The showrunner also revealed that a "dark" alternate finale ending was considered in case there was no second season.