Donna Summer could hit notes more thrillingly beautiful than any other pop singer of her time, or since.

And Donna in the lower registers well, the voice thrums with visceral resonance.

I approach it as an actress, she explains.

Donna Summer with angel wings

Donna Summer in concertCourtesy of the Estate of Donna Summer Sudano

Im not trying to be me.

The film says, She wasnt having it.

The song inaugurated electronic dance music.

Love To Love You, Donna Summer

Donna SummerCourtesy of the Estate of Donna Summer Sudano

He says, It changed the way people thought about music.

She says in the film, I felt God could never forgive me because I had failed Him.

I was decadent, I was stupid, I was a fool.

I just decided that my life had no meaning.

She became a born-again Christian, and shared her newfound faith with concert audiences.

That went over like a lead balloon.

The remark offended Donnas legion of LGBT fans, who naturally perceived it as anti-gay.

Its something I dont think she ever got over, her widower, Bruce Sudano, observes.

He and Brooklyn Sudano by no means paper over the furor that erupted after Summers remarks.

After Berlin, the documentary will premiere onHBOsometime in the spring.

Its a nuanced exploration of an artist of enormous talent and lasting influence, plagued by inner conflict.