If you are still having trouble, the best method to play today is to use for the Sega Saturn version or the Sega Model 2 arcade emulator , which do not require CD-ROM checks.
For a general demonstration on how to bypass disc requirements for older PC games using virtual drives: How To Play PC Games Without CD YouTube• 24 Oct 2018 Major issues with House of the Dead 1 PC - VOGONS
If you are still having trouble, the best method to play today is to use for the Sega Saturn version or the Sega Model 2 arcade emulator , which do not require CD-ROM checks.
For a general demonstration on how to bypass disc requirements for older PC games using virtual drives: How To Play PC Games Without CD YouTube• 24 Oct 2018 Major issues with House of the Dead 1 PC - VOGONS house of the dead 1 please insert cd rom fix