PHILADELPHIA--(BUSINESS WIRE)--The top 20 TV episodes on Xfinity On Demand that aired live or on Xfinity On Demand during the week of July 20 – July 26 were: 1. I Am Cait (Series Premiere), E!2. Power (episode 7), STARZ3. Ballers (episode 6), HBO4. True Detective (episode 6), HBO5. Love & Hip Hop Atlanta (episode 13), VH16. Teen Mom 2 (episode 3), MTV7. Wayward Pines (episode 10), FOX8. Mr. Robot (episode 5), USA9. Zoo (episode 4), CBS10. The Last Ship (episode 7), TNT11. Dance Moms (episod