Westside Theater Missoula, MT Email Address: Westside Theater 1200 Shakespeare St. Missoula, MT Info: Website 406-549-5155 Region: Missoula Upcoming events at Westside Theater Aug 15 Fri westFEST: New Works Festival 2025 Aug 15 - Aug 17 Missoula Westside Theater Dance Festivals Aug 17 Sun Okay...Go!: Third Annual westFEST Dance Showcase Aug 17 Missoula Westside Theater Dance Festivals Oct 11 Sat Fall Opera: Cinderella Oct 11 - Oct 12 Missoula Westside Theater Music Nightlife Opera Performing Arts