1. Thomas Gibson had a long tenure on Criminal Minds, appearing in 11 seasons, but he was fired in 2016 after an altercation with a producer on set. He reportedly kicked the producer and verbally abused the cast and crew. In 2010, there had reportedly been another violent incident with an assistant director, after which he was required to attend anger management classes...so it seems like this was the last straw for the network, and their firing was pretty well-justified. 2. I contrast, I always thought this one was pretty messed-up — Erinn Hayes played Donna in the first season...