Showtime Anytime is available at no additional cost as part of your SHOWTIME subscription through participating providers. To sign in to the SHOWTIME ANYTIME app use the username/password you received from your provider and stream SHOWTIME. Participating Providers: AT&T U-verse, Spectrum, XFINITY, Cox, DIRECTV, DISH, Frontier, Mediacom, Optimum, Suddenlink, FiOS and more.