Stana Katic is not returning to the hit ABC series Castle after eight seasons amid reports that there was no love lost between her and co-star Nathan Fillion.

Fresh allegations were levied against the actor on Wednesday with a source telling Us Weekly that the on set friction between the two was so bad, the Canadian actress would retreat to her dressing room in tears.

‘Stana would cry on set because Nathan was such a bully to her,’ the insider said. ‘Stana would go in her dressing room and cry.’

more at Source: Stana Katic ‘was left in tears by bullying co-star Nathan Fillion’ on Castle | Daily Mail Online