Free movies at The Robertshaw Amphitheater located in St. Clair Park, Greensburg. Enjoy family-friendly, blockbuster hits on the 3rd and 4th Saturdays of June, July, and August. June 21, 28. July 19, 26. August 16, 23. Movies begin at dusk. Visit www.GreensburgFilmSeries.com for movie listings.