Update...
Julia Williams has been arrested and, even though she told police she was involved with it, pled not guilty to the murder of Allen Ross. I have not found newer info. Here are some sites:
www.rickross.com/reference/samaritan/samaritan1.html ( article from Casper Star Tribune- arrest of Julia Williams for the murder of Allen Ross )
www.rickross.com/reference/samaritan/samaritan4.html ( article from the Associated Press on Julia Williams's not guilty plea in court )
www.realityfilm.com/news/archive/march2003.html ( from realityfilm.com, updating REAL news on independent films )