Travelersis a Canadian-American science fiction television series created by Brad Wright, starring Eric McCormack, Mackenzie Porter, Jared Abrahamson, Nesta Cooper, Reilly Dolman, and Patrick Gilmore. The series was an international co-production between streaming service Netflix and Canadian specialty channel Showcase for its first two seasons, after which Netflix took over as its sole production company and exclusive worldwide distributor. The show premiered in Canada on October 17, 2016, and worldwide on December 23, 2016. A second season followed in 2017, and a third season was released on December 14, 2018. In February 2019, McCormack revealed that the series had been cancelled.
In a post-apocalyptic future, thousands of special operatives are tasked with preventing the collapse of society. These operatives, known as "travelers", have their consciousnesses sent back in time and transferred into the "host" body of present-day individuals who would otherwise be moments from death, to minimize unexpected impact on the time line. The transfer requires the exact location of the target, made possible by twenty-first century smart phones and GPS providing time, elevation, latitude, and longitude (TELL) coordinates that are archived for use in the future. Trained using social media and public records concerning their hosts, each traveler must maintain the host's pre-existing life as cover for the rest of their lives, while carrying out missions in teams of five. These missions are dictated by the Director in the future who monitors the time line, and are aimed at saving the world from a series of catastrophic events. One method by which the Director communicates with travelers is via pre-pubescent children used as messengers; unlike adults, any child can safely be taken over for a few minutes by the Director and then released from control without risk of killing them. All travelers are required to behave according to certain protocols to protect the time line: