Halloween Haunted Houses Near Helena, MT

• Terror in the Cellhouse: Unhinged
  Deer Lodge, MT
  
  Terror in the Cellhouse: Unhinged October 16, 17, 23 & 24, 2026 | 6 PM – Midnight Old Montana Prison | Deer Lodge, Montana Admission: $10 The maze is up. The monsters and spirits have been let l...