Delprof.exe - Windows 2003 Resource Kit Utility

Deletes user profiles on local and remote computers. You must be logged in as an administrator. Works in Windows NT/XP/2000/2003.
Switches:
/q - Quiet mode which offers no confirmation for each profile to be deleted
/i - Ignore errors
/p - Prompts for confirmation before deleting a profile.
/r - Only delete cached roaming profiles
/c:\\ComputerName - Specifies a remote computer name
/d:days - Specifies the number of days of inactivity that must exist for a profile to be deleted.