Luke Perry's daughter, Sophie Perry, paid a heartfelt tribute to her late father's close friend and co-star, Shannen Doherty. Sharing a touching black and white photo from their time on "Beverly Hills, 90210," Sophie posted a simple white heart emoji on her Instagram story. Doherty, who recently passed away after battling breast cancer, remained a cherished friend of Perry's even after his tragic death in 2019. Their bond was evident in their on-screen chemistry and genuine friendship off-camera. Despite some ups and downs, Doherty and Perry's relationship flourished over the years, showing a deep respect and admiration for each other. Doherty even made a cameo on Perry's show "Riverdale" to honor him after his passing. Their connection was undeniable, with Perry crediting Doherty for being a key factor in the success of "Beverly Hills, 90210." The lasting friendship and professional respect between Perry and Doherty continue to serve as a touching tribute to their enduring bond.