WMM (windows movie maker) is a very basic video editing program with limited features. Unfortunately, you can't make videos/movie play in reverse on WMM.
You can't reverse anything in the Windows Movie Maker application. There is no feature to do that.
There is NO feature in Windows Movie Maker for reversing video.
Visit the link posted below. It is a video tutorial on how to reverse a clip in Windows Movie Maker.
Making movies.
Right click on file, click open with Windows Movie Maker Project, Add clips and edit by deleting unwanted parts add music and click on DVD to save the movie in the format playable by Windows Media Player.
By Publishing the movie. (Tasks>Publish)
Essentials Windows Live Movie Maker.
Sorry. That can't be done on Windows Live Movie Maker.
You can use iTunes to put movies from Windows Movie Maker onto your iPod. I believe Movie Maker files are compatible with Movie Maker, but if you find they are not for some reason, convert them to QT or .mp4 format beforehand.
Flash Pro is Mac formatted and will need to be converted for use in Windows Movie Maker.
You can use both video and photographs from a camcorder on Windows Movie Maker.
Windows Movie Maker and Windows PowerPoint are similar programs that allow users to compile media into Project/Presentation form. While PowerPoint is generally business/web application oriented, Movie Maker is primarily used for video editing/creation.