The lost demos of Half-Life Alpha

These are the recently recovered demo files from HL ! This video is intended to just be for showcasing them, maybe I’ll analyze the changes in a future one. The forum thread: The storyline demos: 00:00 - Intro 00:40 - dem1 02:10 - dem2 03:20 - demogrunts 04:18 - demohet3 07:06 - Outro