This worked. Thanks! You're a legend!

Thanks for that. I guess I should've mentioned that I'm using linux. Output of filebot -script fn:sysinfo FileBot 4.7.7 (r4678) JNA Native: 4.0.1 MediaInfo: 0.7.88 7-Zip-JBinding: 9.20 Chromaprint: 1.1.0 Extended Attributes: OK Unicode Filesystem: OK Script Bundle: 2017-02-10 (r480) Groovy: 2.4.7 ...

I recently downloaded ten seasons of a series, the episodes were numbered according to their overall number in the series and not by season #/ episode #. The folder looks like this: 001 - AD - Pilot.mp4 002 - AD - Threat Levels.mp4 003 - AD - Stan Knows Best.mp4 004 - AD - Francine's Flashback.mp4 ...