The Arcade mode is just like it says, a faithful recreation of the Arcade version. This version treats players to a few gameplay options including the Arcade, PC and Boss modes. Because the computer has never had a variety of light gun peripherals, you'll be stuck using the mouse.
For those unfamiliar with the title, it's an on-rails light gun shooter, meaning players follow pre-designed paths through a spooky mansion filled with the living dead. The House of the Dead comes to the PC with a bang it survived the Arcade conversion with a few minor faults.