http://sothink.com/flashdecompiler/
Sothink SWF Decompiler MX 2004 is the world's leading tool to browse, view, parse and decompile Shockwave Flash movies (.swf files). It can extract the elements of a Flash movie including:
Shape
Morph Shape
Image
Sound
Flash Video (*.flv)
Font
Text
Movie Clip
Button
Frame