 Plitt Theatres and it companion corporation in 1985 was owned by Henry G. Plitt (61%), chairman and founder, Thomas J. Klutznick (of Chicago) partnership (25%); and President Roy H. Aaron (14%).In 1985, Plitt Theaters was sold to a group that included a Canadian firm Cineplex Odeon Cinemas (50%), Odyssey Partners and Furman Selz Mager Dietz & Birney Inc. A group of theaters that Plitt had previous put for sale was spun off the selling owners with Cineplex managing them until sold.In May 1985, Plitt invested in Showscan Film Corp., which purchased the Showscan motion-picture process and patents rights from Brock Hotel Corp. and filmmaker Douglas Trumbull for an equity stake and cash.