Want to watch Showtime original series like Web Therapy, The Affair, Shameless, Ray Donovan, Masters of Sex, House Of Lies, Dexter, Nurse Jackie, Homeland, Californication, Penny Dreadful? Then you can watch this by downloading the Showtime Anytime app from the Roku channel store. But before that, check whether you have a participating cable TV subscription AT & T U verse, Bright House Networks, Charter, Cox, Direc TV, Dish Network, etc. If you don’t have one, then verify to sign up with any of the pay TV provider based on the location of yours. And finally, you can activate the app on the streaming device via showtime Anytime.com/activate.