We cannot assist with copyright infringement. Pay for your stuff.
If you have access to the files that are part of the movie project, such as a Windows Movie Maker file, you can go to file and export it as a desired filetype, such as .wmv or .mp4. This can then be copied onto a portable hard drive per usual. This would work for things like home videos which you would have the legitimate rights to.
We will not help you obtain movies illegally to watch, if that's what you're asking for. You should be advised if you want to continue looking into that, you should expect a possibility of major financial penalty. People have been sued for millions over as few as 24 songs downloaded. If you live in the United states, you may also face sanction such as being disconnected from internet service, and if your provider is the only option, this could leave you without until you move.