Viewership increased dramatically and the cast members , particularly Jason Priestley and Luke Perry , became teen idols , while the series would make actresses Shannen Doherty , Jennie Garth and Tori Spelling household names . Viewership increased dramatically and the cast members , particularly Jason Priestley and Luke Perry , became teen idols , while the series would make actresses Shannen Doherty , Jennie Garth and Tori Spelling household names in the US .