when was season 5 of one tree hill filmed
One Tree Hill (season 5) On May 17, 2007, The CW announced that the show would return for a fifth season as a mid-season replacement. The show was dramatically retooled and set four years into the future - after the characters have already graduated from college. Until the show's return to the schedule, the network planned to post diaries online to fill in the intervening years in the characters' lives.[2][39] The fifth season began shooting on July 30, 2007 and premiered January 8, 2008. Dawn Ostroff confirmed on July 20, 2007 that One Tree Hill had a 22-episode order.[2]