Try this guy maybe he can do it for ya:

http://www.martijndevisser.com/blog/200 ... -released/

Here's another site about the subject http://ask.metafilter.com/35802/Flash-p ... oth-rewind

and for the piece de resistance: http://www.flashcomguru.com/index.cfm/2005/8/2/slowmo

gawd I love GOOGLE ;)