Take a look at the two recent threads on this forum on opening .doc and .docx files. They mention a recovery tool that may work.
This looks like a corrupted document.
See
:
How to recover a lost file in Word 2007 or in Word 2003
Document Corruption
“How to troubleshoot problems that occur when you start or use Word 2010, Word 2007, Word 2003, or Word 2002” at http://support.microsoft.com/kb/921541