There's a FREE VCD cutter called VCD Clipper,works only for .dat files.
Download here:-
*www.canalsw.com/product.php[id]11223[SiteID]canalsoftware
There's another good one called AVI/MPEG/ASF/WMV Splitter,also splits VCD files,Download trial here:-
*www.boilsoft.com/videosplitter/
Another good one is VCD Cutter,download trial here:-
*www.downseek.com/download/21277.asp
But,for VCDs,VCD Clipper is more than enough,best of all, it's FREE.