Contact Details · Address: S. and Hollywood Casino Amphitheatre) is an outdoor music venue located in Tinley Park, Illinois, that opened in and was built by Gierczyk Development. Formerly Hollywood Casino Amphitheatre Purchase tickets and view events. Tinley Park's outdoor concert venue Hollywood Casino Amphitheatre has gotten another new name, now to be known as the Credit Union 1. Map · Ridgeland Ave. Find details for Credit Union 1 Amphitheatre in Tinley Park, IL, including upgrades. It. Credit Union 1 Amphitheatre tickets and upcoming event schedule. Ridgeland Ave. The Credit Union 1 Amphitheatre, Tinley Park, IL. Hours · Known For. Yes. Tinley Park, IL Directions · () Call Now · See available tickets. Tinley Park IL · Phone: () +1 · Toll Free: () +1 · Website. . Attractions near Hollywood Casino Amphitheater: ( mi) Accelerate Axe; ( mi) Accelerate Indoor Speedway; ( mi) Escapology Orland Park; ( mi). The Hollywood Casino Amphitheatre, located in Tinley Park, will be renamed to the "Credit Union 1 Amphitheatre," as Credit Union 1 is now the ". See below for the latest schedule of concert events for the Credit Union 1 Amphitheatre at Tinley Park in Illinois (formerly known as Hollywood Casino. See Events · More Info. Regular updates and listings.