Film on the Rocks returns to Red Rocks Amphitheatre, will use Drive-In program again for 2021 season Copyright 2017 Scripps Media, Inc. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed. Mike Kvackay and last updated 2021-04-14 13:45:55-04 This year, the Film on the Rocks Summer Series at Red Rocks Park & Amphitheatre will present shows through its Drive-In program as well as a small handful of in-amphitheater shows. On Wednesday morning, Denver Film and Denver Arts & Venues announced the lineup for the 22nd Film on the Rocks Summer Series. After successfully introducing Film on the Rocks â Drive-In in 2020, the event will include this option for 21 shows once again in 2021. Three shows will stay in the amphitheatre.