Watch Charmed on TNT. Nicholas is back, and he's not here to deliver flowers. Armed with a ring that grants him immunity to the Charmed Ones' powers, he reveals a devastating pact made by their mother decades ago. With their lives on the line, Prue (Shannen Doherty), Piper (Holly Marie Combs), and Phoebe (Alyssa Milano) attempt a risky spell to unbind the contract and accidentally trigger a trip back in time. Can the sisters fix the past before Nicholas destroys their future? Season 1, Episode 17: That '70s Episode #Charmed #TNT #ShannenDoherty #HollyMarieCombs #AlyssaMilano SUBSCRIBE: bit.ly/SubscribeTNT Download the TNT App: bit.ly/1GcZDJb About Charmed: Charmed chronicles the conflicts and the love among three vastly different sisters and their need to come together to fulfill an ancient witchcraft prophecy. About TNT: The home of The Librarians: The Next Chapter, FBI, Charmed, Rich & Shameless, The Alienist, The Lazarus Project, AEW Collision, sports coverage an...