The story behind that moving 'Riverdale' Luke Perry tribute and Shannen Doherty's cameo ew.com

Showrunner Roberto Aguirre-Sacasa explains why Fred Andrews was written off in such a heartbreaking way and more spoilers from the season 4 premiere.

Riverdale paused its usual crazy shenanigans in the season 4 premiere to host an entire episode dedicated as a tribute to the late Luke Perry.

The beloved actor died in March at age 52 after suffering a massive stroke, and The CW’s Archie Comics drama paid respect by sending off his character Fred Andrews in the most heroic of ways.