'Downton' producer doesn't shut door on big-screen film

From left, Penelope Wilton, Elizabeth McGovern, Hugh Bonneville, Michelle Dockery, Laura Carmichael and Joanne Froggatt attend the 'Downton Abbey' cast photo call during the 2015 Summer TCA Tour at The Beverly Hilton Hotel on Saturday, Aug. 1, 2015, in Beverly Hills, Calif. Photo by Paul A. Hebert/Invision/AP