12 Monkeys Season 4 Teaser Promo The beginning of the end is nigh! 12 Monkeys returns for the fourth and final season in 2018. Show More… Comments Related Videos 12 Monkeys Season 3 Teaser Promo (HD) 12 Monkeys Season 3 Teaser Promo (HD) 12 Monkeys 2×02 Promo “Primary” (HD) This Season 12 Monkeys 1×02 Promo “Mentally Divergent” (HD)