Originally she walked away from the show following a dispute. However her character left an opened opportunity for her to return when it hit it’s landmark.
‘Much like the re-introduction of Marg Helgenberg’s character on CSI to coincide with it’s 300th episode, Brewster will be re-joining the cast in order to shed light on some of the mysteries that occurred during her absence over the past year, namely, whatever happened to JJ Jareau (AJ Cook). Her re-introduction will also aid the rest of the current cast with a particularly difficult case they are working on, bringing her expertise to the fore once again.
“Our 200th episode is going to be a special show,” showrunner Erica Messer told in a statement for the show, via Deadline. “We can’t imagine telling this story without Paget being present.”
Brewster left the show in ay 2012, after being on the show for six years. No it seems as if her relationship with the show have healed as Prentiss will be back and ready to solve more crimes.
The 200th episode of Criminal Minds will air sometime later this year on CBS.