The actor died after suffering a massive stroke last month (March 2019), but his character, Fred Andrews, lives on onscreen.
Perry's final scenes on the hit TV show will air this week, with the news announced on Twitter by "Riverdale" showrunner Roberto Aguirre-Sacasa.
"This week's #Riverdale is the last episode Luke filmed," he writes. "As always, Fred's imparting words of wisdom to Archie. A beautiful, true moment between a father and his son. Wish these scenes could go on forever..."