A turning point in his life took place in 1969, when his pregnant wife, Sharon Tate, and four friends were brutally murdered by members of the Manson Family.
I thought that was common knowledge but yeah, Sharon Tate was pregnant with Polanski's kid. And it was his house. He had a film shoot or something going on so he wasn't there, otherwise he probably would have died that night too.
https://en.wikipedia.org/wiki/Roman_Polanski#Legal_history
also: wtf I didn't know this:
I thought that was common knowledge but yeah, Sharon Tate was pregnant with Polanski's kid. And it was his house. He had a film shoot or something going on so he wasn't there, otherwise he probably would have died that night too.
thats what once upon a time in hollywood is about