Paramount+ has tons of new shows for your weekend binge-watch. The streaming service constantly adds new episodes of hit shows and even entire seasons to binge. It's adding 82 new movies and shows on May 1 alone. These aren't all new original shows, either; the streamer also adds new shows from Paramount's networks, like CBS , as well as coproductions with international studios. This weekend, I've got three shows worth watching in one sitting. First, there's "Battlestar Galactica"; specifically, the 2003 miniseries and the four-season reboot that began in 2004. This sci-fi show has a devoted fan base, and you can binge it in its entirety now. You can also binge the entire two-season run of "Watson" starting May 3, when the season 2 finale (and now series finale) arrives on Paramount+. Finally, there's "Marshals," a new spin-off sequel to " Yellowstone " that's now well into its first season.…