|"The Currency of Doubt"|
|Airdate:||September 20, 2003|
| Previous Episode|
"Code Name: Electric Haircut"
| Next Episode|
"Of Slain Kings on Checkered Fields"
The Currency of Doubt was the seventeenth episode of Fillmore! to be produced and the fourteenth to air. It was originally broadcast on September 20, 2003, the same day as the premiere of Lilo & Stitch: The Series.
Ten Thousand smoits go missing from prized dancers Tony and Tina. Fillmore and Ingrid investigate the case but when it's revealed that Tony has been gambling smoits behind Tina's back it looks as if there's more to lose than original thought. Meanwhile Fillmore is obsessed with fixing his broken sach.