For many modern players, the struggle to "fix" these elements stems from a fractured installation or compatibility issues with modern Windows systems.
Extract the scripts folder and dinput8.dll into your main game directory (where speed.exe is located).
Even with the files present, the game may skip cutscenes due to modern resolution or compatibility issues.
Extract the .vp6 files directly into your MOVIES folder.
If your sound is specifically tied to the game's frame rate (which can happen on high-refresh monitors), this tool helps lock the game's logic so the audio doesn't "de-sync" from the action. 3. High-Quality FMV Pack