Unforgettable Renewed Season 3 CBSEXCLUSIVE: The renewal was not as dramatic as last year when the Sony TV-produced procedural starring Poppy Montgomery and Dylan Walsh was cancelled and then picked up. Unforgettable has received a 13-episode thirdseason order, and will return in summer 2014. In its recently concluded summer portion of the second season, Unforgettable averaged 8.2 million viewers and a 1.4/4 in adults 18-49, airing in the Sunday 9 PM hour. The series is executive produced by creators John Bellucci and Ed Redlich, Sarah Timberman and Carl Beverly. Jane Curtin, Dallas Roberts, James Hiroyuki Liao and Tawny Cypress co-star.