The show might very well have been cold and abrupt to her, but she is not entitled to anything just because they changed their minds.
I agree that it was not nice, but God help us if that is how far our lawsuit happy country has gone.
And I HIGHLY doubt that her sister killed herself over this. Come on. And if she did, she had problems waaaaay before her sister came back.
I agree with your whole post
Breach of contract is breach of contract, and ABC should be held accountable for that. The rest of the charges are far too murky to prove. They'll settle out of court, that's my bet.
I'm going to go out on a limb here and guess that you are not familiar with the law in this country.