Upcoming events at Gravenhurst Opera House
- Spooktacular Haunted House — Fri, Oct 30, 2026
- Saturday Morning All-You-Can-Eat Cartoon Party — Sat, Oct 31, 2026
- The Christophers — Tue, Nov 3, 2026
- 100 Years From Now — Wed, Nov 4, 2026
- The Paranormal Project — Thu, Nov 5, 2026
22 upcoming events scheduled.