Sigourney Weaver is in talks to join the cast of ‘The Mandalorian Grogu’. According to The InSneider newsletter, the 74-year-old actress has reportedly been approached by LucasFilm about starring in the first ‘Star Wars’ movie to go into production since 2019’s ‘Star Wars: The Rise of Skywalker’. ‘The Mandalorian’s Jon Favreau will direct the film, while Favreau, Lucasfilm head Kathleen Kennedy and Lucasfilm chief creative officer Dave Filoni will produce. No details of Weaver’s role have been revealed. ‘The Mandalorian’ TV series first launched in November 2019 as the flagship show for Disney…