Nir Sofer - 126KB (Freeware)
OutlookAttachView is a small and lightweight utility, which scans all of your messages that are stored in Outlook and then provides you with a list of all the attached files that it locates.
Key Features Include:
System requirements: Windows 2000/XP/Vista/7/8/2003/2008. Microsoft Outlook 2003, Microsoft Outlook 2007, Microsoft Outlook 2010, or Microsoft Outlook 2013. Note* OutlookAttachView does not work with Outlook Express.