Stars like Sharon Stone admitted she was a "B" when she was younger. She found out she had cancer, and she had no one after that. She changed her life and outlook on life. She started appreciating what she had and anyone who stuck with her. She became a better person.
Drugs/Alcohol are largely the cause
I may be mistaken, but your "then" picture of Margot Kidder looks alot like Teri Hatcher, who played Lois Lane in the TV series.
In my research of trying to help the homeless, found nearly actor/actress, vocalists even some athletes were homeless.
Jim Morrison while homeless in LA wrote People Are Strange
Kurt Cobain wrote Come As You Are in Seattle bus station
Shania Twain, Drew Carey, David Letterman, Dr. Phil, more faced homelessness than one can imagine.
Now harassed by the police, Des Moines has out of sight out of mind removing tent cities, Arizona street and fines the homeless all for being poor and struggling.
America is becoming the land of the rich.
Some errors here
This should be titled famous then dead now…..
Living a simple life is important even you are rich.
It would help your script if you would use the word "problems" in place of the very overused euphemism "challenges". It's not fooling anyone to call a "problem" a "challenge". Indeed, use of "challenge" in place of "problem" is grossly tiresome and subtly deceptive.
A lot of details was left out. Dana Plato posed for Playboy. Gary Coleman was a security guard when he died.
Acting doesn't seem like a good career for most people. Better with a nine to five job with benefits