Shannen Doherty returns to the zip code that made her famous when she guest stars in multiple episodes of The CW's spin-off, "90210," premiering Tuesday, September 2, it was announced today at the network's annual Television Critics' Association Summer Press Tour. Doherty will reprise her role as Brenda Walsh, who was last seen headed to London to study acting. Following her move, Brenda became a successful theater actress, splitting her time between London and New York. The character soon transitioned into directing for theater and had equal success in that career. West Beverly Hills High School has approached Walsh to return to her alma mater as a guest director for the school's musical production. As previously announced, Jennie Garth returns as Kelly Taylor, now a West Beverly guidance counselor; Tori Spelling returns as Donna Martin, now owner of an upscale boutique, and Joe E. Tata returns as Nat, owner of The Peach Pit. "90210" is produced by CBS Paramount Network Television with executive producers Gabe Sachs & Jeff Judah ("Freaks & Geeks").