Yeah, I remember reading that interview I believe where he talked about being in a bad place mentally. Actually, I think there was a video of it on YouTube. I do remember reading something too where he explained being in a bad place and I thought the interview was good. I think he did say he behaved terribly then, so at least he admits the way he went about it was wrong.
I read about this a while ago
Mandy Patinkin Exits Great Comet’ After Casting Controversy | Variety