CBS SUMMER 2014 CBS goes Supernatural for the Summer CBS SUMMER 2014 PREMIERE SCHEDULE: Sunday 7 P.M. – 60 Minutes 8 P.M. – Big Brother (Sunday Premiere beginning June 29th 2014) 9 P.M. – Reckless (Series Premiere June 29th 2014) 10 P.M. – Unforgettable (Season 3 Premiere June 29th 2014)