- EW: 12 Monkeys renewed for fourth and final season.
Syfy has renewed 12 Monkeys for a fourth and final season, EW has learned exclusively.
EW can also reveal that the third season will debut on May 19 at 8 p.m. ET. In a surprising move, Syfy will air the entire 10-episode season over three consecutive nights starting Friday, May 19 and concluding Sunday, March 21 the first four episodes will premiere on Friday, with three episodes airing each night on both Saturday and Sunday from 8 p.m.-11 p.m. ET.