It's one-and-done for Treadstone. USA Network has cancelled the spy thriller after one season following "low response" to the Jason Bourne spinoff series, insiders confirm to Cancelled Soon TV. The ousting doesn't end there - there cabler has also axed The Purge after two seasons. … [Read more...] about Treadstone & The Purge Cancelled By USA Network – No Seasons 2 & 3