Members of the cast of the Montana Actors' Theatre production of a stage version of Agatha Christie's classic whodunit "Murder on the Orient Express" rehearse a scene. The production opens Friday and continues Saturday in the Little Theatre in Montana State University-Northern's Cowan Hall. The doors and Backstage Lounge open at 7:30 p.m. with the production starting at 8 p.m. Friday's production includes a Red Carpet Gala for the show's producers, nightly sponsors and their guests at 7 p.m. with hors d'ouvres and champagne and celebrity-style photos. Nightly sponsors get four tickets to the Red Carpet Gala and four tickets to another performance of the show they sponsor. For more information people can email [email protected] or call 406-945-0272. The production continues with the doors opening at 7:30 p.m. and the shows starting at 8 p.m., Nov. 3-5 and 10-12.