Why did Castle end so abruptly?

Declining ratings and contract renewals one season at a time signaled a series finale was on the horizon. This coupled with new leadership heading the network and fan discontent over the reduced budget and omitting Katic resulted in ABC deciding to forego the ninth season entirely.

Why does Beckett leave Castle in season 8?

Kate Beckett and the love interest of the show’s leading man Rick Castle (Nathan Fillion), was part of the show for eight years and was reportedly ousted in a budgetary move.

Will there be Castle season 9?

‘Castle’ Canceled amid Tensions Between Stars Nathan Fillion and Stana Katic.

How was Beckett written off Castle?

He was killed, as was shady attorney Caleb Brown (Kristoffer Polaha). Caleb stormed Castle’s home, ending in his own demise in a hail of bullets; both Castle and Beckett also got shot, but the flash forward proved they lived happily ever after.